2257117522 has 16 divisors (see below), whose sum is σ = 3702690144. Its totient is φ = 1023400000.

The previous prime is 2257117487. The next prime is 2257117529.

2257117522 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2257117529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119104 + ... + 136747.

It is an arithmetic number, because the mean of its divisors is an integer number (231418134).

Almost surely, 2^2257117522 is an apocalyptic number.

2257117522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2257117522 is a deficient number, since it is larger than the sum of its proper divisors (1445572622).

2257117522 is a wasteful number, since it uses less digits than its factorization.

2257117522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256265.

The product of its digits is 19600, while the sum is 34.

The square root of 2257117522 is about 47509.1309329059. The cubic root of 2257117522 is about 1311.7509600834.

The spelling of 2257117522 in words is "two billion, two hundred fifty-seven million, one hundred seventeen thousand, five hundred twenty-two".