50899938 has 32 divisors (see below), whose sum is σ = 110709504. Its totient is φ = 15535872.

The previous prime is 50899909. The next prime is 50899939. The reversal of 50899938 is 83999805.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (50899939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2970 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (3459672).

Almost surely, 2^50899938 is an apocalyptic number.

50899938 is an abundant number, since it is smaller than the sum of its proper divisors (59809566).

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

50899938 is a wasteful number, since it uses less digits than its factorization.

50899938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13546.

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 50899938 is about 7134.4192475632. The cubic root of 50899938 is about 370.6002868311.

The spelling of 50899938 in words is "fifty million, eight hundred ninety-nine thousand, nine hundred thirty-eight".