166163304 has 32 divisors (see below), whose sum is σ = 439845120. Its totient is φ = 52129536.

The previous prime is 166163299. The next prime is 166163311. The reversal of 166163304 is 403361661.

It is a super-2 number, since 2×166163304² = 55220487192392832, which contains 22 as substring.

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, 203224 + ... + 204039.

It is an arithmetic number, because the mean of its divisors is an integer number (13745160).

Almost surely, 2^166163304 is an apocalyptic number.

It is an amenable number.

166163304 is an abundant number, since it is smaller than the sum of its proper divisors (273681816).

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

166163304 is a wasteful number, since it uses less digits than its factorization.

166163304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407289 (or 407285 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 166163304 is about 12890.4345931392. The cubic root of 166163304 is about 549.7666271614.

The spelling of 166163304 in words is "one hundred sixty-six million, one hundred sixty-three thousand, three hundred four".