12304972 has 6 divisors (see below), whose sum is σ = 21533708. Its totient is φ = 6152484.

The previous prime is 12304949. The next prime is 12304973. The reversal of 12304972 is 27940321.

12304972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12304972.

It is not an unprimeable number, because it can be changed into a prime (12304973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1538118 + ... + 1538125.

Almost surely, 2^12304972 is an apocalyptic number.

It is an amenable number.

12304972 is a deficient number, since it is larger than the sum of its proper divisors (9228736).

12304972 is a wasteful number, since it uses less digits than its factorization.

12304972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076247 (or 3076245 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 12304972 is about 3507.8443523053. The cubic root of 12304972 is about 230.8661230845.

The spelling of 12304972 in words is "twelve million, three hundred four thousand, nine hundred seventy-two".