166633968 has 40 divisors (see below), whose sum is σ = 434434000. Its totient is φ = 55033344.

The previous prime is 166633931. The next prime is 166633993. The reversal of 166633968 is 869336661.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 10693 + ... + 21156.

It is an arithmetic number, because the mean of its divisors is an integer number (10860850).

Almost surely, 2^166633968 is an apocalyptic number.

It is an amenable number.

166633968 is an abundant number, since it is smaller than the sum of its proper divisors (267800032).

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

166633968 is a wasteful number, since it uses less digits than its factorization.

166633968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31969 (or 31963 counting only the distinct ones).

The product of its digits is 839808, while the sum is 48.

The square root of 166633968 is about 12908.6780113225. The cubic root of 166633968 is about 550.2852162557.

The spelling of 166633968 in words is "one hundred sixty-six million, six hundred thirty-three thousand, nine hundred sixty-eight".