74189008 has 20 divisors (see below), whose sum is σ = 147248388. Its totient is φ = 36189440.

The previous prime is 74188999. The next prime is 74189023. The reversal of 74189008 is 80098147.

It can be written as a sum of positive squares in 2 ways, for example, as 23892544 + 50296464 = 4888^2 + 7092^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55891 + ... + 57202.

Almost surely, 2^74189008 is an apocalyptic number.

It is an amenable number.

74189008 is a deficient number, since it is larger than the sum of its proper divisors (73059380).

74189008 is a wasteful number, since it uses less digits than its factorization.

74189008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113142 (or 113136 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 74189008 is about 8613.3041279175. The cubic root of 74189008 is about 420.1907825616.

The spelling of 74189008 in words is "seventy-four million, one hundred eighty-nine thousand, eight".