925831 has 2 divisors, whose sum is σ = 925832. Its totient is φ = 925830.

The previous prime is 925823. The next prime is 925843. The reversal of 925831 is 138529.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 925831 - 2³ = 925823 is a prime.

It is a super-2 number, since 2×925831² = 1714326081122, which contains 22 as substring.

925831 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 925831.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (925891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462915 + 462916.

It is an arithmetic number, because the mean of its divisors is an integer number (462916).

2⁹²⁵⁸³¹ is an apocalyptic number.

925831 is a deficient number, since it is larger than the sum of its proper divisors (1).

925831 is an equidigital number, since it uses as much as digits as its factorization.

925831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 28.

The square root of 925831 is about 962.2011224271. The cubic root of 925831 is about 97.4639270455.

The spelling of 925831 in words is "nine hundred twenty-five thousand, eight hundred thirty-one".