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14227040 = 25588919
BaseRepresentation
bin110110010001…
…011001100000
3222202210211102
4312101121200
512120231130
61224533532
7231633152
oct66213140
928683742
1014227040
118037a93
1249212a8
132c41889
141c64ad2
1513b0645
hexd91660

14227040 has 24 divisors (see below), whose sum is σ = 33611760. Its totient is φ = 5690752.

The previous prime is 14227021. The next prime is 14227049. The reversal of 14227040 is 4072241.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14227049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44300 + ... + 44619.

It is an arithmetic number, because the mean of its divisors is an integer number (1400490).

Almost surely, 214227040 is an apocalyptic number.

14227040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14227040 is an abundant number, since it is smaller than the sum of its proper divisors (19384720).

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

14227040 is an equidigital number, since it uses as much as digits as its factorization.

14227040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88934 (or 88926 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 14227040 is about 3771.8748653687. The cubic root of 14227040 is about 242.3101003824.

Adding to 14227040 its reverse (4072241), we get a palindrome (18299281).

The spelling of 14227040 in words is "fourteen million, two hundred twenty-seven thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 88919 177838 355676 444595 711352 889190 1422704 1778380 2845408 3556760 7113520 14227040