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14425540 = 2253153439
BaseRepresentation
bin110111000001…
…110111000100
31000010220010021
4313001313010
512143104130
61233104524
7233420653
oct67016704
930126107
1014425540
118163138
1249b8144
132cb102c
141cb719a
1513ee37a
hexdc1dc4

14425540 has 48 divisors (see below), whose sum is σ = 31933440. Its totient is φ = 5466240.

The previous prime is 14425529. The next prime is 14425547. The reversal of 14425540 is 4552441.

It is a happy number.

14425540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (14425547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32641 + ... + 33079.

It is an arithmetic number, because the mean of its divisors is an integer number (665280).

Almost surely, 214425540 is an apocalyptic number.

14425540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14425540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15966720).

14425540 is an abundant number, since it is smaller than the sum of its proper divisors (17507900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14425540 is a wasteful number, since it uses less digits than its factorization.

14425540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 14425540 is about 3798.0968918657. The cubic root of 14425540 is about 243.4318276860.

Adding to 14425540 its reverse (4552441), we get a palindrome (18977981).

The spelling of 14425540 in words is "fourteen million, four hundred twenty-five thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 31 53 62 106 124 155 212 265 310 439 530 620 878 1060 1643 1756 2195 3286 4390 6572 8215 8780 13609 16430 23267 27218 32860 46534 54436 68045 93068 116335 136090 232670 272180 465340 721277 1442554 2885108 3606385 7212770 14425540