50617631 has 2 divisors, whose sum is σ = 50617632. Its totient is φ = 50617630.

The previous prime is 50617627. The next prime is 50617639. The reversal of 50617631 is 13671605.

50617631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50617631 - 2² = 50617627 is a prime.

It is a super-2 number, since 2×50617631² = 5124289136104322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50617594 and 50617603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50617639) by changing a digit.

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 as a sum of consecutive naturals, namely, 25308815 + 25308816.

It is an arithmetic number, because the mean of its divisors is an integer number (25308816).

Almost surely, 2^50617631 is an apocalyptic number.

50617631 is a deficient number, since it is larger than the sum of its proper divisors (1).

50617631 is an equidigital number, since it uses as much as digits as its factorization.

50617631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 50617631 is about 7114.6068759981. The cubic root of 50617631 is about 369.9138611262.

The spelling of 50617631 in words is "fifty million, six hundred seventeen thousand, six hundred thirty-one".