2570009722 has 12 divisors (see below), whose sum is σ = 4484404890. Its totient is φ = 1101432696.

The previous prime is 2570009707. The next prime is 2570009723. The reversal of 2570009722 is 2279000752.

It can be written as a sum of positive squares in only one way, i.e., 2472177841 + 97831881 = 49721^2 + 9891^2 .

It is not an unprimeable number, because it can be changed into a prime (2570009723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13112197 + ... + 13112392.

Almost surely, 2^2570009722 is an apocalyptic number.

2570009722 is a deficient number, since it is larger than the sum of its proper divisors (1914395168).

2570009722 is a wasteful number, since it uses less digits than its factorization.

2570009722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26224605 (or 26224598 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 2570009722 is about 50695.2633093073. The cubic root of 2570009722 is about 1369.7613952123.

The spelling of 2570009722 in words is "two billion, five hundred seventy million, nine thousand, seven hundred twenty-two".