74164207 has 16 divisors (see below), whose sum is σ = 82290208. Its totient is φ = 66407040.

The previous prime is 74164193. The next prime is 74164229. The reversal of 74164207 is 70246147.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74164207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74164267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100813 + ... + 101545.

It is an arithmetic number, because the mean of its divisors is an integer number (5143138).

Almost surely, 2^74164207 is an apocalyptic number.

74164207 is a deficient number, since it is larger than the sum of its proper divisors (8126001).

74164207 is a wasteful number, since it uses less digits than its factorization.

74164207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 74164207 is about 8611.8643161629. The cubic root of 74164207 is about 420.1439548111.

The spelling of 74164207 in words is "seventy-four million, one hundred sixty-four thousand, two hundred seven".