74164699 has 4 divisors (see below), whose sum is σ = 84759664. Its totient is φ = 63569736.

The previous prime is 74164697. The next prime is 74164721. The reversal of 74164699 is 99646147.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99646147 = 4721 ⋅21107.

It is a cyclic number.

It is not a de Polignac number, because 74164699 - 2¹ = 74164697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74164691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5297472 + ... + 5297485.

It is an arithmetic number, because the mean of its divisors is an integer number (21189916).

Almost surely, 2^74164699 is an apocalyptic number.

74164699 is a deficient number, since it is larger than the sum of its proper divisors (10594965).

74164699 is a wasteful number, since it uses less digits than its factorization.

74164699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10594964.

The product of its digits is 326592, while the sum is 46.

The square root of 74164699 is about 8611.8928813589. The cubic root of 74164699 is about 420.1448838773.

The spelling of 74164699 in words is "seventy-four million, one hundred sixty-four thousand, six hundred ninety-nine".