74713924 has 6 divisors (see below), whose sum is σ = 130749374. Its totient is φ = 37356960.

The previous prime is 74713921. The next prime is 74713979. The reversal of 74713924 is 42931747.

It can be written as a sum of positive squares in only one way, i.e., 74511424 + 202500 = 8632^2 + 450^2 .

It is not an unprimeable number, because it can be changed into a prime (74713921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9339237 + ... + 9339244.

Almost surely, 2^74713924 is an apocalyptic number.

It is an amenable number.

74713924 is a deficient number, since it is larger than the sum of its proper divisors (56035450).

74713924 is a wasteful number, since it uses less digits than its factorization.

74713924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18678485 (or 18678483 counting only the distinct ones).

The product of its digits is 42336, while the sum is 37.

The square root of 74713924 is about 8643.7216521589. The cubic root of 74713924 is about 421.1794587008.

The spelling of 74713924 in words is "seventy-four million, seven hundred thirteen thousand, nine hundred twenty-four".