507625631 has 2 divisors, whose sum is σ = 507625632. Its totient is φ = 507625630.

The previous prime is 507625619. The next prime is 507625669. The reversal of 507625631 is 136526705.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-507625631 is a prime.

It is a super-2 number, since 2×507625631² = 515367562496296322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 507625591 and 507625600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (507625691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253812815 + 253812816.

It is an arithmetic number, because the mean of its divisors is an integer number (253812816).

Almost surely, 2^507625631 is an apocalyptic number.

507625631 is a deficient number, since it is larger than the sum of its proper divisors (1).

507625631 is an equidigital number, since it uses as much as digits as its factorization.

507625631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 507625631 is about 22530.5488392982. The cubic root of 507625631 is about 797.7151634273.

The spelling of 507625631 in words is "five hundred seven million, six hundred twenty-five thousand, six hundred thirty-one".