74744764 has 12 divisors (see below), whose sum is σ = 132948088. Its totient is φ = 36759600.

The previous prime is 74744749. The next prime is 74744771. The reversal of 74744764 is 46744747.

It is a self number, because there is not a number n which added to its sum of digits gives 74744764.

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 3 ways as a sum of consecutive naturals, for example, 152922 + ... + 153409.

Almost surely, 2^74744764 is an apocalyptic number.

It is an amenable number.

74744764 is a deficient number, since it is larger than the sum of its proper divisors (58203324).

74744764 is a wasteful number, since it uses less digits than its factorization.

74744764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306396 (or 306394 counting only the distinct ones).

The product of its digits is 526848, while the sum is 43.

The square root of 74744764 is about 8645.5054218941. The cubic root of 74744764 is about 421.2374014377.

The spelling of 74744764 in words is "seventy-four million, seven hundred forty-four thousand, seven hundred sixty-four".