50993136 has 60 divisors (see below), whose sum is σ = 147643080. Its totient is φ = 16410240.

The previous prime is 50993113. The next prime is 50993177. The reversal of 50993136 is 63139905.

It is a super-2 number, since 2×50993136² = 5200599838228992, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 50993136.

It is a congruent number.

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, 1930 + ... + 10281.

It is an arithmetic number, because the mean of its divisors is an integer number (2460718).

Almost surely, 2^50993136 is an apocalyptic number.

It is an amenable number.

50993136 is an abundant number, since it is smaller than the sum of its proper divisors (96649944).

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

50993136 is a wasteful number, since it uses less digits than its factorization.

50993136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12254 (or 12245 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 50993136 is about 7140.9478362470. The cubic root of 50993136 is about 370.8263391462.

The spelling of 50993136 in words is "fifty million, nine hundred ninety-three thousand, one hundred thirty-six".