74169994 has 16 divisors (see below), whose sum is σ = 115315200. Its totient is φ = 35736624.

The previous prime is 74169989. The next prime is 74170001. The reversal of 74169994 is 49996147.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41287 + ... + 43045.

It is an arithmetic number, because the mean of its divisors is an integer number (7207200).

Almost surely, 2^74169994 is an apocalyptic number.

74169994 is a deficient number, since it is larger than the sum of its proper divisors (41145206).

74169994 is a wasteful number, since it uses less digits than its factorization.

74169994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517.

The product of its digits is 489888, while the sum is 49.

The square root of 74169994 is about 8612.2002995750. The cubic root of 74169994 is about 420.1548824087.

The spelling of 74169994 in words is "seventy-four million, one hundred sixty-nine thousand, nine hundred ninety-four".