2257812996 has 12 divisors (see below), whose sum is σ = 5268230352. Its totient is φ = 752604328.

The previous prime is 2257812961. The next prime is 2257813007. The reversal of 2257812996 is 6992187522.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94075530 + ... + 94075553.

It is an arithmetic number, because the mean of its divisors is an integer number (439019196).

Almost surely, 2^2257812996 is an apocalyptic number.

It is an amenable number.

2257812996 is an abundant number, since it is smaller than the sum of its proper divisors (3010417356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2257812996 is a wasteful number, since it uses less digits than its factorization.

2257812996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188151090 (or 188151088 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 51.

The square root of 2257812996 is about 47516.4497411160. The cubic root of 2257812996 is about 1311.8856739378.

The spelling of 2257812996 in words is "two billion, two hundred fifty-seven million, eight hundred twelve thousand, nine hundred ninety-six".