74302156 has 12 divisors (see below), whose sum is σ = 130236120. Its totient is φ = 37091840.

The previous prime is 74302153. The next prime is 74302157. The reversal of 74302156 is 65120347.

It is not an unprimeable number, because it can be changed into a prime (74302153) by changing a digit.

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, 11926 + ... + 17053.

It is an arithmetic number, because the mean of its divisors is an integer number (10853010).

Almost surely, 2^74302156 is an apocalyptic number.

It is an amenable number.

74302156 is a deficient number, since it is larger than the sum of its proper divisors (55933964).

74302156 is a wasteful number, since it uses less digits than its factorization.

74302156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29624 (or 29622 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 74302156 is about 8619.8698366043. The cubic root of 74302156 is about 420.4042894689.

The spelling of 74302156 in words is "seventy-four million, three hundred two thousand, one hundred fifty-six".