332313257 has 2 divisors, whose sum is σ = 332313258. Its totient is φ = 332313256.

The previous prime is 332313253. The next prime is 332313281. The reversal of 332313257 is 752313233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325044841 + 7268416 = 18029^2 + 2696^2 .

It is a cyclic number.

It is not a de Polignac number, because 332313257 - 2² = 332313253 is a prime.

It is a super-2 number, since 2×332313257² = 220864201555896098, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (332313251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166156628 + 166156629.

It is an arithmetic number, because the mean of its divisors is an integer number (166156629).

Almost surely, 2^332313257 is an apocalyptic number.

It is an amenable number.

332313257 is a deficient number, since it is larger than the sum of its proper divisors (1).

332313257 is an equidigital number, since it uses as much as digits as its factorization.

332313257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 29.

The square root of 332313257 is about 18229.4612372390. The cubic root of 332313257 is about 692.6532702141.

The spelling of 332313257 in words is "three hundred thirty-two million, three hundred thirteen thousand, two hundred fifty-seven".