166327325 has 24 divisors (see below), whose sum is σ = 214272000. Its totient is φ = 127924160.

The previous prime is 166327309. The next prime is 166327331. The reversal of 166327325 is 523723661.

It is not a de Polignac number, because 166327325 - 2⁴ = 166327309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277376 + ... + 277974.

It is an arithmetic number, because the mean of its divisors is an integer number (8928000).

Almost surely, 2^166327325 is an apocalyptic number.

It is an amenable number.

166327325 is a deficient number, since it is larger than the sum of its proper divisors (47944675).

166327325 is a wasteful number, since it uses less digits than its factorization.

166327325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021 (or 1016 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 166327325 is about 12896.7951445311. The cubic root of 166327325 is about 549.9474605460.

The spelling of 166327325 in words is "one hundred sixty-six million, three hundred twenty-seven thousand, three hundred twenty-five".