166475976 has 16 divisors (see below), whose sum is σ = 416190000. Its totient is φ = 55491984.

The previous prime is 166475963. The next prime is 166475999. The reversal of 166475976 is 679574661.

It is a happy number.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3468226 + ... + 3468273.

It is an arithmetic number, because the mean of its divisors is an integer number (26011875).

Almost surely, 2^166475976 is an apocalyptic number.

It is an amenable number.

166475976 is an abundant number, since it is smaller than the sum of its proper divisors (249714024).

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

166475976 is a wasteful number, since it uses less digits than its factorization.

166475976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6936508 (or 6936504 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 51.

The square root of 166475976 is about 12902.5569558906. The cubic root of 166475976 is about 550.1112458169. Note that the first 3 decimals are identical.

The spelling of 166475976 in words is "one hundred sixty-six million, four hundred seventy-five thousand, nine hundred seventy-six".