2562253257 has 4 divisors (see below), whose sum is σ = 3416337680. Its totient is φ = 1708168836.

The previous prime is 2562253247. The next prime is 2562253271. The reversal of 2562253257 is 7523522652.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2562253257 - 2⁴ = 2562253241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2562253247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427042207 + ... + 427042212.

It is an arithmetic number, because the mean of its divisors is an integer number (854084420).

Almost surely, 2^2562253257 is an apocalyptic number.

It is an amenable number.

2562253257 is a deficient number, since it is larger than the sum of its proper divisors (854084423).

2562253257 is an equidigital number, since it uses as much as digits as its factorization.

2562253257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854084422.

The product of its digits is 252000, while the sum is 39.

The square root of 2562253257 is about 50618.7046159816. The cubic root of 2562253257 is about 1368.3819954015.

The spelling of 2562253257 in words is "two billion, five hundred sixty-two million, two hundred fifty-three thousand, two hundred fifty-seven".