2298741257 has 8 divisors (see below), whose sum is σ = 2387310816. Its totient is φ = 2211767712.

The previous prime is 2298741229. The next prime is 2298741271. The reversal of 2298741257 is 7521478922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2298741257 - 2¹⁴ = 2298724873 is a prime.

It is a super-2 number, since 2×2298741257² = 10568422733267880098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2298741287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396068 + ... + 401829.

It is an arithmetic number, because the mean of its divisors is an integer number (298413852).

Almost surely, 2^2298741257 is an apocalyptic number.

It is an amenable number.

2298741257 is a deficient number, since it is larger than the sum of its proper divisors (88569559).

2298741257 is an equidigital number, since it uses as much as digits as its factorization.

2298741257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798007.

The product of its digits is 564480, while the sum is 47.

The square root of 2298741257 is about 47945.1901341521. The cubic root of 2298741257 is about 1319.7652737280.

The spelling of 2298741257 in words is "two billion, two hundred ninety-eight million, seven hundred forty-one thousand, two hundred fifty-seven".