12472744 has 8 divisors (see below), whose sum is σ = 23386410. Its totient is φ = 6236368.

The previous prime is 12472703. The next prime is 12472753. The reversal of 12472744 is 44727421.

12472744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10484644 + 1988100 = 3238^2 + 1410^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 779539 + ... + 779554.

Almost surely, 2^12472744 is an apocalyptic number.

It is an amenable number.

12472744 is a deficient number, since it is larger than the sum of its proper divisors (10913666).

12472744 is a wasteful number, since it uses less digits than its factorization.

12472744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559099 (or 1559095 counting only the distinct ones).

The product of its digits is 12544, while the sum is 31.

The square root of 12472744 is about 3531.6772219443. The cubic root of 12472744 is about 231.9106374027.

The spelling of 12472744 in words is "twelve million, four hundred seventy-two thousand, seven hundred forty-four".