52631 has 2 divisors, whose sum is σ = 52632. Its totient is φ = 52630.
The previous prime is 52627. The next prime is 52639. The reversal of 52631 is 13625.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 52631 - 22 = 52627 is a prime.
It is a super-2 number, since 2×526312 = 5540044322, which contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52639) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26315 + 26316.
It is an arithmetic number, because the mean of its divisors is an integer number (26316).
252631 is an apocalyptic number.
52631 is a deficient number, since it is larger than the sum of its proper divisors (1).
52631 is an equidigital number, since it uses as much as digits as its factorization.
52631 is an evil number, because the sum of its binary digits is even.
The product of its digits is 180, while the sum is 17.
The square root of 52631 is about 229.4144720806. The cubic root of 52631 is about 37.4754802673.
The spelling of 52631 in words is "fifty-two thousand, six hundred thirty-one".
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