74179916 has 6 divisors (see below), whose sum is σ = 129814860. Its totient is φ = 37089956.

The previous prime is 74179909. The next prime is 74179943. The reversal of 74179916 is 61997147.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9272486 + ... + 9272493.

It is an arithmetic number, because the mean of its divisors is an integer number (21635810).

Almost surely, 2^74179916 is an apocalyptic number.

It is an amenable number.

74179916 is a deficient number, since it is larger than the sum of its proper divisors (55634944).

74179916 is a wasteful number, since it uses less digits than its factorization.

74179916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18544983 (or 18544981 counting only the distinct ones).

The product of its digits is 95256, while the sum is 44.

The square root of 74179916 is about 8612.7763235788. The cubic root of 74179916 is about 420.1736168081.

The spelling of 74179916 in words is "seventy-four million, one hundred seventy-nine thousand, nine hundred sixteen".