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14223725 = 523715377
BaseRepresentation
bin110110010000…
…100101101101
3222202122021122
4312100211231
512120124400
61224510325
7231620405
oct66204555
928678248
1014223725
11803554a
12491b3a5
132c40209
141c63805
1513ae685
hexd9096d

14223725 has 12 divisors (see below), whose sum is σ = 18115284. Its totient is φ = 11070720.

The previous prime is 14223719. The next prime is 14223733. The reversal of 14223725 is 52732241.

14223725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2920681 + 11303044 = 1709^2 + 3362^2 .

It is not a de Polignac number, because 14223725 - 24 = 14223709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14223694 and 14223703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6764 + ... + 8613.

It is an arithmetic number, because the mean of its divisors is an integer number (1509607).

Almost surely, 214223725 is an apocalyptic number.

It is an amenable number.

14223725 is a deficient number, since it is larger than the sum of its proper divisors (3891559).

14223725 is a wasteful number, since it uses less digits than its factorization.

14223725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15424 (or 15419 counting only the distinct ones).

The product of its digits is 3360, while the sum is 26.

The square root of 14223725 is about 3771.4354031323. The cubic root of 14223725 is about 242.2912789368.

Adding to 14223725 its reverse (52732241), we get a palindrome (66955966).

The spelling of 14223725 in words is "fourteen million, two hundred twenty-three thousand, seven hundred twenty-five".

Divisors: 1 5 25 37 185 925 15377 76885 384425 568949 2844745 14223725