50972166 has 48 divisors (see below), whose sum is σ = 130900224. Its totient is φ = 14562504.

The previous prime is 50972123. The next prime is 50972189. The reversal of 50972166 is 66127905.

It is a self number, because there is not a number n which added to its sum of digits gives 50972166.

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, 4090 + ... + 10893.

It is an arithmetic number, because the mean of its divisors is an integer number (2727088).

Almost surely, 2^50972166 is an apocalyptic number.

50972166 is an abundant number, since it is smaller than the sum of its proper divisors (79928058).

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

50972166 is a wasteful number, since it uses less digits than its factorization.

50972166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15007 (or 14995 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 50972166 is about 7139.4793927849. The cubic root of 50972166 is about 370.7755003136.

The spelling of 50972166 in words is "fifty million, nine hundred seventy-two thousand, one hundred sixty-six".