74686652 has 6 divisors (see below), whose sum is σ = 130701648. Its totient is φ = 37343324.

The previous prime is 74686621. The next prime is 74686669. The reversal of 74686652 is 25668647.

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, 9335828 + ... + 9335835.

It is an arithmetic number, because the mean of its divisors is an integer number (21783608).

Almost surely, 2^74686652 is an apocalyptic number.

It is an amenable number.

74686652 is a deficient number, since it is larger than the sum of its proper divisors (56014996).

74686652 is a wasteful number, since it uses less digits than its factorization.

74686652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18671667 (or 18671665 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 74686652 is about 8642.1439469613. The cubic root of 74686652 is about 421.1282062994.

The spelling of 74686652 in words is "seventy-four million, six hundred eighty-six thousand, six hundred fifty-two".