50867172 has 36 divisors (see below), whose sum is σ = 129070396. Its totient is φ = 16891200.

The previous prime is 50867153. The next prime is 50867177. The reversal of 50867172 is 27176805.

It can be written as a sum of positive squares in 2 ways, for example, as 2509056 + 48358116 = 1584^2 + 6954^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (50867177) 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 11 ways as a sum of consecutive naturals, for example, 7422 + ... + 12522.

Almost surely, 2^50867172 is an apocalyptic number.

It is an amenable number.

50867172 is an abundant number, since it is smaller than the sum of its proper divisors (78203224).

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

50867172 is a wasteful number, since it uses less digits than its factorization.

50867172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388 (or 5383 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 50867172 is about 7132.1225452175. The cubic root of 50867172 is about 370.5207471431.

The spelling of 50867172 in words is "fifty million, eight hundred sixty-seven thousand, one hundred seventy-two".