74712844 has 12 divisors (see below), whose sum is σ = 133788424. Its totient is φ = 36487584.

The previous prime is 74712829. The next prime is 74712863. The reversal of 74712844 is 44821747.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217017 + ... + 217360.

Almost surely, 2^74712844 is an apocalyptic number.

It is an amenable number.

74712844 is a deficient number, since it is larger than the sum of its proper divisors (59075580).

74712844 is a wasteful number, since it uses less digits than its factorization.

74712844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434424 (or 434422 counting only the distinct ones).

The product of its digits is 50176, while the sum is 37.

The square root of 74712844 is about 8643.6591788432. The cubic root of 74712844 is about 421.1774292888.

The spelling of 74712844 in words is "seventy-four million, seven hundred twelve thousand, eight hundred forty-four".