2257572659 has 4 divisors (see below), whose sum is σ = 2355728016. Its totient is φ = 2159417304.

The previous prime is 2257572641. The next prime is 2257572661. The reversal of 2257572659 is 9562757522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2257572659 - 2⁸ = 2257572403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2257572619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49077644 + ... + 49077689.

It is an arithmetic number, because the mean of its divisors is an integer number (588932004).

Almost surely, 2^2257572659 is an apocalyptic number.

2257572659 is a deficient number, since it is larger than the sum of its proper divisors (98155357).

2257572659 is an equidigital number, since it uses as much as digits as its factorization.

2257572659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98155356.

The product of its digits is 2646000, while the sum is 50.

The square root of 2257572659 is about 47513.9206864683. The cubic root of 2257572659 is about 1311.8391236026.

The spelling of 2257572659 in words is "two billion, two hundred fifty-seven million, five hundred seventy-two thousand, six hundred fifty-nine".