74380672 has 16 divisors (see below), whose sum is σ = 148180500. Its totient is φ = 37190272.

The previous prime is 74380639. The next prime is 74380703. The reversal of 74380672 is 27608347.

It is a tau number, because it is divible by the number of its divisors (16).

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 as a sum of consecutive naturals, namely, 290422 + ... + 290677.

Almost surely, 2^74380672 is an apocalyptic number.

It is an amenable number.

74380672 is a deficient number, since it is larger than the sum of its proper divisors (73799828).

74380672 is an equidigital number, since it uses as much as digits as its factorization.

74380672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581113 (or 581101 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 74380672 is about 8624.4229951922. The cubic root of 74380672 is about 420.5523194633.

The spelling of 74380672 in words is "seventy-four million, three hundred eighty thousand, six hundred seventy-two".