50687158 has 8 divisors (see below), whose sum is σ = 76069152. Its totient is φ = 25330776.

The previous prime is 50687141. The next prime is 50687173. The reversal of 50687158 is 85178605.

50687158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×50687158² = 5138375972233928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50687158.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285 + ... + 10072.

It is an arithmetic number, because the mean of its divisors is an integer number (9508644).

Almost surely, 2^50687158 is an apocalyptic number.

50687158 is a deficient number, since it is larger than the sum of its proper divisors (25381994).

50687158 is a wasteful number, since it uses less digits than its factorization.

50687158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12806.

The product of its (nonzero) digits is 67200, while the sum is 40.

The square root of 50687158 is about 7119.4914144200. The cubic root of 50687158 is about 370.0831515089.

The spelling of 50687158 in words is "fifty million, six hundred eighty-seven thousand, one hundred fifty-eight".