562631 has 2 divisors, whose sum is σ = 562632. Its totient is φ = 562630.

The previous prime is 562621. The next prime is 562633. The reversal of 562631 is 136265.

Added to its reverse (136265) it gives a square (698896 = 836²).

562631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 562631 - 2¹⁰ = 561607 is a prime.

It is a super-2 number, since 2×562631² = 633107284322, which contains 22 as substring.

Together with 562633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 562597 and 562606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (562633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281315 + 281316.

It is an arithmetic number, because the mean of its divisors is an integer number (281316).

2⁵⁶²⁶³¹ is an apocalyptic number.

562631 is a deficient number, since it is larger than the sum of its proper divisors (1).

562631 is an equidigital number, since it uses as much as digits as its factorization.

562631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 562631 is about 750.0873282492. The cubic root of 562631 is about 82.5545889097.

Adding to 562631 its reverse (136265), we get a palindrome (698896).

The spelling of 562631 in words is "five hundred sixty-two thousand, six hundred thirty-one".