74691016 has 16 divisors (see below), whose sum is σ = 140281200. Its totient is φ = 37282704.

The previous prime is 74691011. The next prime is 74691041. The reversal of 74691016 is 61019647.

It is a super-2 number, since 2×74691016² = 11157495742224512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74691011) 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 3 ways as a sum of consecutive naturals, for example, 2590 + ... + 12493.

It is an arithmetic number, because the mean of its divisors is an integer number (8767575).

Almost surely, 2^74691016 is an apocalyptic number.

It is an amenable number.

74691016 is a deficient number, since it is larger than the sum of its proper divisors (65590184).

74691016 is a wasteful number, since it uses less digits than its factorization.

74691016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15708 (or 15704 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 74691016 is about 8642.3964269177. The cubic root of 74691016 is about 421.1364084241.

The spelling of 74691016 in words is "seventy-four million, six hundred ninety-one thousand, sixteen".