2312249 has 2 divisors, whose sum is σ = 2312250. Its totient is φ = 2312248.

The previous prime is 2312209. The next prime is 2312267. The reversal of 2312249 is 9422132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2310400 + 1849 = 1520^2 + 43^2 .

It is a cyclic number.

It is not a de Polignac number, because 2312249 - 2⁸ = 2311993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2312209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156124 + 1156125.

It is an arithmetic number, because the mean of its divisors is an integer number (1156125).

2^2312249 is an apocalyptic number.

It is an amenable number.

2312249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312249 is an equidigital number, since it uses as much as digits as its factorization.

2312249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 2312249 is about 1520.6081020434. The cubic root of 2312249 is about 132.2345272021.

The spelling of 2312249 in words is "two million, three hundred twelve thousand, two hundred forty-nine".