166604152 has 32 divisors (see below), whose sum is σ = 366997680. Its totient is φ = 69903360.

The previous prime is 166604147. The next prime is 166604167. The reversal of 166604152 is 251406661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71673 + ... + 73960.

Almost surely, 2^166604152 is an apocalyptic number.

It is an amenable number.

166604152 is an abundant number, since it is smaller than the sum of its proper divisors (200393528).

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

166604152 is a wasteful number, since it uses less digits than its factorization.

166604152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145663 (or 145659 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 166604152 is about 12907.5230776474. The cubic root of 166604152 is about 550.2523932507.

The spelling of 166604152 in words is "one hundred sixty-six million, six hundred four thousand, one hundred fifty-two".