12565264 has 10 divisors (see below), whose sum is σ = 24345230. Its totient is φ = 6282624.

The previous prime is 12565249. The next prime is 12565277. The reversal of 12565264 is 46256521.

It can be written as a sum of positive squares in only one way, i.e., 10627600 + 1937664 = 3260^2 + 1392^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392649 + ... + 392680.

It is an arithmetic number, because the mean of its divisors is an integer number (2434523).

Almost surely, 2^12565264 is an apocalyptic number.

It is an amenable number.

12565264 is a deficient number, since it is larger than the sum of its proper divisors (11779966).

12565264 is an equidigital number, since it uses as much as digits as its factorization.

12565264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785337 (or 785331 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 12565264 is about 3544.7516133010. The cubic root of 12565264 is about 232.4826456388.

The spelling of 12565264 in words is "twelve million, five hundred sixty-five thousand, two hundred sixty-four".