50977752 has 128 divisors (see below), whose sum is σ = 154828800. Its totient is φ = 13673088.

The previous prime is 50977727. The next prime is 50977769. The reversal of 50977752 is 25777905.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305173 + ... + 305339.

It is an arithmetic number, because the mean of its divisors is an integer number (1209600).

Almost surely, 2^50977752 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 50977752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77414400).

50977752 is an abundant number, since it is smaller than the sum of its proper divisors (103851048).

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

50977752 is a wasteful number, since it uses less digits than its factorization.

50977752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 154350, while the sum is 42.

The square root of 50977752 is about 7139.8705870625. The cubic root of 50977752 is about 370.7890441517.

The spelling of 50977752 in words is "fifty million, nine hundred seventy-seven thousand, seven hundred fifty-two".