12760864 has 24 divisors (see below), whose sum is σ = 25352460. Its totient is φ = 6322176.

The previous prime is 12760849. The next prime is 12760873. The reversal of 12760864 is 46806721.

It can be written as a sum of positive squares in 2 ways, for example, as 9120400 + 3640464 = 3020^2 + 1908^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1852 + ... + 5380.

Almost surely, 2^12760864 is an apocalyptic number.

It is an amenable number.

12760864 is a deficient number, since it is larger than the sum of its proper divisors (12591596).

12760864 is a wasteful number, since it uses less digits than its factorization.

12760864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652 (or 3644 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 12760864 is about 3572.2351546336. The cubic root of 12760864 is about 233.6827707562.

The spelling of 12760864 in words is "twelve million, seven hundred sixty thousand, eight hundred sixty-four".