74636313 has 16 divisors (see below), whose sum is σ = 108134400. Its totient is φ = 45617040.

The previous prime is 74636297. The next prime is 74636321. The reversal of 74636313 is 31363647.

It is not a de Polignac number, because 74636313 - 2⁴ = 74636297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74636323) 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 15 ways as a sum of consecutive naturals, for example, 19353 + ... + 22886.

It is an arithmetic number, because the mean of its divisors is an integer number (6758400).

Almost surely, 2^74636313 is an apocalyptic number.

It is an amenable number.

74636313 is a deficient number, since it is larger than the sum of its proper divisors (33498087).

74636313 is a wasteful number, since it uses less digits than its factorization.

74636313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42292.

The product of its digits is 27216, while the sum is 33.

The square root of 74636313 is about 8639.2310421704. The cubic root of 74636313 is about 421.0335711950.

The spelling of 74636313 in words is "seventy-four million, six hundred thirty-six thousand, three hundred thirteen".