2297344257 has 18 divisors (see below), whose sum is σ = 3593284422. Its totient is φ = 1413749376.

The previous prime is 2297344223. The next prime is 2297344271. The reversal of 2297344257 is 7524437922.

It can be written as a sum of positive squares in 3 ways, for example, as 243079281 + 2054264976 = 15591^2 + 45324^2 .

It is not a de Polignac number, because 2297344257 - 2¹² = 2297340161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2297344457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 753688 + ... + 756729.

Almost surely, 2^2297344257 is an apocalyptic number.

It is an amenable number.

2297344257 is a deficient number, since it is larger than the sum of its proper divisors (1295940165).

2297344257 is a wasteful number, since it uses less digits than its factorization.

2297344257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510449 (or 1510433 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 2297344257 is about 47930.6192010911. The cubic root of 2297344257 is about 1319.4978685851.

The spelling of 2297344257 in words is "two billion, two hundred ninety-seven million, three hundred forty-four thousand, two hundred fifty-seven".