50827531 has 4 divisors (see below), whose sum is σ = 50857912. Its totient is φ = 50797152.

The previous prime is 50827499. The next prime is 50827537. The reversal of 50827531 is 13572805.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50827531 - 2⁵ = 50827499 is a prime.

It is a super-2 number, since 2×50827531² = 5166875815111922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50827493 and 50827502.

It is not an unprimeable number, because it can be changed into a prime (50827537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12525 + ... + 16078.

It is an arithmetic number, because the mean of its divisors is an integer number (12714478).

Almost surely, 2^50827531 is an apocalyptic number.

50827531 is a deficient number, since it is larger than the sum of its proper divisors (30381).

50827531 is a wasteful number, since it uses less digits than its factorization.

50827531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30380.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 50827531 is about 7129.3429571034. The cubic root of 50827531 is about 370.4244726735.

The spelling of 50827531 in words is "fifty million, eight hundred twenty-seven thousand, five hundred thirty-one".