74805456 has 40 divisors (see below), whose sum is σ = 210816864. Its totient is φ = 22668160.

The previous prime is 74805439. The next prime is 74805463. The reversal of 74805456 is 65450847.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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, 70311 + ... + 71366.

Almost surely, 2^74805456 is an apocalyptic number.

It is an amenable number.

74805456 is an abundant number, since it is smaller than the sum of its proper divisors (136011408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74805456 is a wasteful number, since it uses less digits than its factorization.

74805456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141699 (or 141693 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 74805456 is about 8649.0147415761. The cubic root of 74805456 is about 421.3513841098.

The spelling of 74805456 in words is "seventy-four million, eight hundred five thousand, four hundred fifty-six".