50990860 has 24 divisors (see below), whose sum is σ = 108145296. Its totient is φ = 20193600.

The previous prime is 50990843. The next prime is 50990867. The reversal of 50990860 is 6809905.

It is not an unprimeable number, because it can be changed into a prime (50990867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10602 + ... + 14641.

It is an arithmetic number, because the mean of its divisors is an integer number (4506054).

Almost surely, 2^50990860 is an apocalyptic number.

It is an amenable number.

50990860 is an abundant number, since it is smaller than the sum of its proper divisors (57154436).

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

50990860 is a wasteful number, since it uses less digits than its factorization.

50990860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25353 (or 25351 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 50990860 is about 7140.7884718706. The cubic root of 50990860 is about 370.8208219769.

The spelling of 50990860 in words is "fifty million, nine hundred ninety thousand, eight hundred sixty".