50929920 has 108 divisors (see below), whose sum is σ = 176252076. Its totient is φ = 13578240.

The previous prime is 50929883. The next prime is 50929951. The reversal of 50929920 is 2992905.

It can be written as a sum of positive squares in 2 ways, for example, as 31002624 + 19927296 = 5568^2 + 4464^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9310 + ... + 13730.

Almost surely, 2^50929920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50929920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88126038).

50929920 is an abundant number, since it is smaller than the sum of its proper divisors (125322156).

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

50929920 is a wasteful number, since it uses less digits than its factorization.

50929920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4448 (or 4431 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 50929920 is about 7136.5201604143. The cubic root of 50929920 is about 370.6730384380.

The spelling of 50929920 in words is "fifty million, nine hundred twenty-nine thousand, nine hundred twenty".