74859380 has 24 divisors (see below), whose sum is σ = 158176032. Its totient is φ = 29758752.

The previous prime is 74859371. The next prime is 74859397. The reversal of 74859380 is 8395847.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8222 + ... + 14741.

It is an arithmetic number, because the mean of its divisors is an integer number (6590668).

Almost surely, 2^74859380 is an apocalyptic number.

It is an amenable number.

74859380 is an abundant number, since it is smaller than the sum of its proper divisors (83316652).

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

74859380 is a wasteful number, since it uses less digits than its factorization.

74859380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23135 (or 23133 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 74859380 is about 8652.1315292822. The cubic root of 74859380 is about 421.4526044214.

The spelling of 74859380 in words is "seventy-four million, eight hundred fifty-nine thousand, three hundred eighty".