166664304 has 50 divisors (see below), whose sum is σ = 482378600. Its totient is φ = 55554336.

The previous prime is 166664299. The next prime is 166664341. The reversal of 166664304 is 403466661.

166664304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 63004 + ... + 65595.

It is an arithmetic number, because the mean of its divisors is an integer number (9647572).

Almost surely, 2^166664304 is an apocalyptic number.

It is an amenable number.

166664304 is an abundant number, since it is smaller than the sum of its proper divisors (315714296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166664304 is a wasteful number, since it uses less digits than its factorization.

166664304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128619 (or 128604 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 166664304 is about 12909.8529813472. The cubic root of 166664304 is about 550.3186076857.

The spelling of 166664304 in words is "one hundred sixty-six million, six hundred sixty-four thousand, three hundred four".