3230831 has 2 divisors, whose sum is σ = 3230832. Its totient is φ = 3230830.

The previous prime is 3230813. The next prime is 3230849. The reversal of 3230831 is 1380323.

Together with previous prime (3230813) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (3230813) and next prime (3230849).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3230831 is a prime.

It is a super-2 number, since 2×3230831² = 20876537901122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3230881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615415 + 1615416.

It is an arithmetic number, because the mean of its divisors is an integer number (1615416).

Almost surely, 2^3230831 is an apocalyptic number.

3230831 is a deficient number, since it is larger than the sum of its proper divisors (1).

3230831 is an equidigital number, since it uses as much as digits as its factorization.

3230831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3230831 is about 1797.4512510775. The cubic root of 3230831 is about 147.8330080218.

The spelling of 3230831 in words is "three million, two hundred thirty thousand, eight hundred thirty-one".