74925628 has 24 divisors (see below), whose sum is σ = 137273472. Its totient is φ = 35715504.

The previous prime is 74925611. The next prime is 74925637. The reversal of 74925628 is 82652947.

It is a super-2 number, since 2×74925628² = 11227699462388768, which contains 22 as substring.

It is a congruent number.

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, 30751 + ... + 33097.

It is an arithmetic number, because the mean of its divisors is an integer number (5719728).

Almost surely, 2^74925628 is an apocalyptic number.

It is an amenable number.

74925628 is a deficient number, since it is larger than the sum of its proper divisors (62347844).

74925628 is a wasteful number, since it uses less digits than its factorization.

74925628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721 (or 2719 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 74925628 is about 8655.9591034154. The cubic root of 74925628 is about 421.5768914958.

The spelling of 74925628 in words is "seventy-four million, nine hundred twenty-five thousand, six hundred twenty-eight".