50838157 has 4 divisors (see below), whose sum is σ = 50855040. Its totient is φ = 50821276.

The previous prime is 50838127. The next prime is 50838191. The reversal of 50838157 is 75183805.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50838157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50838107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2557 + ... + 10402.

It is an arithmetic number, because the mean of its divisors is an integer number (12713760).

Almost surely, 2^50838157 is an apocalyptic number.

It is an amenable number.

50838157 is a deficient number, since it is larger than the sum of its proper divisors (16883).

50838157 is a wasteful number, since it uses less digits than its factorization.

50838157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16882.

The product of its (nonzero) digits is 33600, while the sum is 37.

The square root of 50838157 is about 7130.0881481227. The cubic root of 50838157 is about 370.4502845127.

The spelling of 50838157 in words is "fifty million, eight hundred thirty-eight thousand, one hundred fifty-seven".