74672158 has 16 divisors (see below), whose sum is σ = 126405360. Its totient is φ = 32771200.

The previous prime is 74672141. The next prime is 74672201. The reversal of 74672158 is 85127647.

It is a self number, because there is not a number n which added to its sum of digits gives 74672158.

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, 57883 + ... + 59158.

It is an arithmetic number, because the mean of its divisors is an integer number (7900335).

Almost surely, 2^74672158 is an apocalyptic number.

74672158 is a deficient number, since it is larger than the sum of its proper divisors (51733202).

74672158 is a wasteful number, since it uses less digits than its factorization.

74672158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117083.

The product of its digits is 94080, while the sum is 40.

The square root of 74672158 is about 8641.3053412086. The cubic root of 74672158 is about 421.1009625776.

The spelling of 74672158 in words is "seventy-four million, six hundred seventy-two thousand, one hundred fifty-eight".