562831 has 2 divisors, whose sum is σ = 562832. Its totient is φ = 562830.

The previous prime is 562813. The next prime is 562841. The reversal of 562831 is 138265.

It is a happy number.

562831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (562813) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 562831 - 2⁷ = 562703 is a prime.

It is a super-2 number, since 2×562831² = 633557469122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 562796 and 562805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (562841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281415 + 281416.

It is an arithmetic number, because the mean of its divisors is an integer number (281416).

2⁵⁶²⁸³¹ is an apocalyptic number.

562831 is a deficient number, since it is larger than the sum of its proper divisors (1).

562831 is an equidigital number, since it uses as much as digits as its factorization.

562831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 562831 is about 750.2206342137. The cubic root of 562831 is about 82.5643697203.

The spelling of 562831 in words is "five hundred sixty-two thousand, eight hundred thirty-one".