74666616 has 32 divisors (see below), whose sum is σ = 187176960. Its totient is φ = 24820832.

The previous prime is 74666611. The next prime is 74666651. The reversal of 74666616 is 61666647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74666611) by changing a digit.

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, 5131 + ... + 13253.

It is an arithmetic number, because the mean of its divisors is an integer number (5849280).

Almost surely, 2^74666616 is an apocalyptic number.

It is an amenable number.

74666616 is an abundant number, since it is smaller than the sum of its proper divisors (112510344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74666616 is a wasteful number, since it uses less digits than its factorization.

74666616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8515 (or 8511 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 74666616 is about 8640.9846661130. The cubic root of 74666616 is about 421.0905445970.

The spelling of 74666616 in words is "seventy-four million, six hundred sixty-six thousand, six hundred sixteen".