12641392 has 10 divisors (see below), whose sum is σ = 24492728. Its totient is φ = 6320688.

The previous prime is 12641381. The next prime is 12641411. The reversal of 12641392 is 29314621.

It is a self number, because there is not a number n which added to its sum of digits gives 12641392.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395028 + ... + 395059.

Almost surely, 2^12641392 is an apocalyptic number.

It is an amenable number.

12641392 is a deficient number, since it is larger than the sum of its proper divisors (11851336).

12641392 is an equidigital number, since it uses as much as digits as its factorization.

12641392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790095 (or 790089 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 12641392 is about 3555.4735268316. The cubic root of 12641392 is about 232.9512076480.

The spelling of 12641392 in words is "twelve million, six hundred forty-one thousand, three hundred ninety-two".