74508664 has 32 divisors (see below), whose sum is σ = 142203600. Its totient is φ = 36593920.

The previous prime is 74508653. The next prime is 74508673. The reversal of 74508664 is 46680547.

It is a super-2 number, since 2×74508664² = 11103082022129792, which contains 22 as substring.

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, 161394 + ... + 161854.

Almost surely, 2^74508664 is an apocalyptic number.

It is an amenable number.

74508664 is a deficient number, since it is larger than the sum of its proper divisors (67694936).

74508664 is a wasteful number, since it uses less digits than its factorization.

74508664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783 (or 779 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 74508664 is about 8631.8401282693. The cubic root of 74508664 is about 420.7934057818.

The spelling of 74508664 in words is "seventy-four million, five hundred eight thousand, six hundred sixty-four".