2572093257 has 4 divisors (see below), whose sum is σ = 3429457680. Its totient is φ = 1714728836.

The previous prime is 2572093253. The next prime is 2572093309. The reversal of 2572093257 is 7523902752.

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 a cyclic number.

It is not a de Polignac number, because 2572093257 - 2² = 2572093253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2572093253) 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, 428682207 + ... + 428682212.

It is an arithmetic number, because the mean of its divisors is an integer number (857364420).

Almost surely, 2^2572093257 is an apocalyptic number.

It is an amenable number.

2572093257 is a deficient number, since it is larger than the sum of its proper divisors (857364423).

2572093257 is an equidigital number, since it uses as much as digits as its factorization.

2572093257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857364422.

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 2572093257 is about 50715.8087483577. The cubic root of 2572093257 is about 1370.1314554096.

The spelling of 2572093257 in words is "two billion, five hundred seventy-two million, ninety-three thousand, two hundred fifty-seven".