12922904 has 8 divisors (see below), whose sum is σ = 24230460. Its totient is φ = 6461448.

The previous prime is 12922901. The next prime is 12922933. The reversal of 12922904 is 40922921.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12922901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807674 + ... + 807689.

Almost surely, 2^12922904 is an apocalyptic number.

It is an amenable number.

12922904 is a deficient number, since it is larger than the sum of its proper divisors (11307556).

12922904 is a wasteful number, since it uses less digits than its factorization.

12922904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615369 (or 1615365 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 12922904 is about 3594.8440856315. The cubic root of 12922904 is about 234.6677302093.

The spelling of 12922904 in words is "twelve million, nine hundred twenty-two thousand, nine hundred four".