50538550 has 12 divisors (see below), whose sum is σ = 94001796. Its totient is φ = 20215400.

The previous prime is 50538547. The next prime is 50538571. The reversal of 50538550 is 5583505.

It is a super-2 number, since 2×50538550² = 5108290072205000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505336 + ... + 505435.

It is an arithmetic number, because the mean of its divisors is an integer number (7833483).

Almost surely, 2^50538550 is an apocalyptic number.

50538550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50538550 is a deficient number, since it is larger than the sum of its proper divisors (43463246).

50538550 is a wasteful number, since it uses less digits than its factorization.

50538550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010783 (or 1010778 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 50538550 is about 7109.0470528757. The cubic root of 50538550 is about 369.7211192891.

The spelling of 50538550 in words is "fifty million, five hundred thirty-eight thousand, five hundred fifty".