74616172 has 12 divisors (see below), whose sum is σ = 132417936. Its totient is φ = 36782480.

The previous prime is 74616131. The next prime is 74616193. The reversal of 74616172 is 27161647.

It is a happy 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, 131083 + ... + 131650.

It is an arithmetic number, because the mean of its divisors is an integer number (11034828).

Almost surely, 2^74616172 is an apocalyptic number.

It is an amenable number.

74616172 is a deficient number, since it is larger than the sum of its proper divisors (57801764).

74616172 is a wasteful number, since it uses less digits than its factorization.

74616172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262808 (or 262806 counting only the distinct ones).

The product of its digits is 14112, while the sum is 34.

The square root of 74616172 is about 8638.0652926451. The cubic root of 74616172 is about 420.9956950830.

The spelling of 74616172 in words is "seventy-four million, six hundred sixteen thousand, one hundred seventy-two".