50666172 has 24 divisors (see below), whose sum is σ = 121417296. Its totient is φ = 16432128.

The previous prime is 50666131. The next prime is 50666197. The reversal of 50666172 is 27166605.

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, 56613 + ... + 57500.

It is an arithmetic number, because the mean of its divisors is an integer number (5059054).

Almost surely, 2^50666172 is an apocalyptic number.

It is an amenable number.

50666172 is an abundant number, since it is smaller than the sum of its proper divisors (70751124).

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

50666172 is a wasteful number, since it uses less digits than its factorization.

50666172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114157 (or 114155 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 50666172 is about 7118.0174206025. The cubic root of 50666172 is about 370.0320692924.

The spelling of 50666172 in words is "fifty million, six hundred sixty-six thousand, one hundred seventy-two".