50942172 has 48 divisors (see below), whose sum is σ = 124411392. Its totient is φ = 16206720.

The previous prime is 50942167. The next prime is 50942179. The reversal of 50942172 is 27124905.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50942179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22023 + ... + 24225.

It is an arithmetic number, because the mean of its divisors is an integer number (2591904).

Almost surely, 2^50942172 is an apocalyptic number.

It is an amenable number.

50942172 is an abundant number, since it is smaller than the sum of its proper divisors (73469220).

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

50942172 is a wasteful number, since it uses less digits than its factorization.

50942172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298 (or 2296 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 50942172 is about 7137.3785103496. The cubic root of 50942172 is about 370.7027598143.

The spelling of 50942172 in words is "fifty million, nine hundred forty-two thousand, one hundred seventy-two".