12812304 has 40 divisors (see below), whose sum is σ = 33247872. Its totient is φ = 4251520.

The previous prime is 12812297. The next prime is 12812329. The reversal of 12812304 is 40321821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13609 + ... + 14519.

Almost surely, 2^12812304 is an apocalyptic number.

It is an amenable number.

12812304 is an abundant number, since it is smaller than the sum of its proper divisors (20435568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12812304 is a wasteful number, since it uses less digits than its factorization.

12812304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1209 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 12812304 is about 3579.4278872468. The cubic root of 12812304 is about 233.9963473752.

The spelling of 12812304 in words is "twelve million, eight hundred twelve thousand, three hundred four".