16412644 has 12 divisors (see below), whose sum is σ = 29127168. Its totient is φ = 8090600.

The previous prime is 16412629. The next prime is 16412647. The reversal of 16412644 is 44621461.

It is not an unprimeable number, because it can be changed into a prime (16412647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28612 + ... + 29179.

It is an arithmetic number, because the mean of its divisors is an integer number (2427264).

Almost surely, 2^16412644 is an apocalyptic number.

It is an amenable number.

16412644 is a deficient number, since it is larger than the sum of its proper divisors (12714524).

16412644 is a wasteful number, since it uses less digits than its factorization.

16412644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57866 (or 57864 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 16412644 is about 4051.2521521130. The cubic root of 16412644 is about 254.1320948887.

The spelling of 16412644 in words is "sixteen million, four hundred twelve thousand, six hundred forty-four".