2297576321 has 2 divisors, whose sum is σ = 2297576322. Its totient is φ = 2297576320.

The previous prime is 2297576269. The next prime is 2297576339. The reversal of 2297576321 is 1236757922.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1309354225 + 988222096 = 36185^2 + 31436^2 .

It is a cyclic number.

It is not a de Polignac number, because 2297576321 - 2²⁶ = 2230467457 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2297576371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1148788160 + 1148788161.

It is an arithmetic number, because the mean of its divisors is an integer number (1148788161).

Almost surely, 2^2297576321 is an apocalyptic number.

It is an amenable number.

2297576321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297576321 is an equidigital number, since it uses as much as digits as its factorization.

2297576321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 2297576321 is about 47933.0399724449. The cubic root of 2297576321 is about 1319.5422963547.

The spelling of 2297576321 in words is "two billion, two hundred ninety-seven million, five hundred seventy-six thousand, three hundred twenty-one".