74991352 has 16 divisors (see below), whose sum is σ = 148880160. Its totient is φ = 35289984.

The previous prime is 74991307. The next prime is 74991383. The reversal of 74991352 is 25319947.

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 3 ways as a sum of consecutive naturals, for example, 275568 + ... + 275839.

It is an arithmetic number, because the mean of its divisors is an integer number (9305010).

Almost surely, 2^74991352 is an apocalyptic number.

It is an amenable number.

74991352 is a deficient number, since it is larger than the sum of its proper divisors (73888808).

74991352 is a wasteful number, since it uses less digits than its factorization.

74991352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551430 (or 551426 counting only the distinct ones).

The product of its digits is 68040, while the sum is 40.

The square root of 74991352 is about 8659.7547309378. The cubic root of 74991352 is about 421.7001231263.

The spelling of 74991352 in words is "seventy-four million, nine hundred ninety-one thousand, three hundred fifty-two".