2292431231 has 2 divisors, whose sum is σ = 2292431232. Its totient is φ = 2292431230.

The previous prime is 2292431227. The next prime is 2292431287. The reversal of 2292431231 is 1321342922.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2292431231 - 2² = 2292431227 is a prime.

It is a super-2 number, since 2×2292431231² = 10510481897728350722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2292431194 and 2292431203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2292431201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1146215615 + 1146215616.

It is an arithmetic number, because the mean of its divisors is an integer number (1146215616).

Almost surely, 2^2292431231 is an apocalyptic number.

2292431231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2292431231 is an equidigital number, since it uses as much as digits as its factorization.

2292431231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 2292431231 is about 47879.3403358902. The cubic root of 2292431231 is about 1318.5565854689.

The spelling of 2292431231 in words is "two billion, two hundred ninety-two million, four hundred thirty-one thousand, two hundred thirty-one".