50615628 has 72 divisors (see below), whose sum is σ = 139809600. Its totient is φ = 14206752.

The previous prime is 50615603. The next prime is 50615629. The reversal of 50615628 is 82651605.

It is not an unprimeable number, because it can be changed into a prime (50615629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33963 + ... + 35421.

It is an arithmetic number, because the mean of its divisors is an integer number (1941800).

Almost surely, 2^50615628 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 50615628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69904800).

50615628 is an abundant number, since it is smaller than the sum of its proper divisors (89193972).

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

50615628 is a wasteful number, since it uses less digits than its factorization.

50615628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1530 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 50615628 is about 7114.4661078678. The cubic root of 50615628 is about 369.9089817511.

The spelling of 50615628 in words is "fifty million, six hundred fifteen thousand, six hundred twenty-eight".