2257771250 has 40 divisors (see below), whose sum is σ = 4836551808. Its totient is φ = 774090000.

The previous prime is 2257771247. The next prime is 2257771267. The reversal of 2257771250 is 521777522.

2257771250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 120266 + ... + 137765.

Almost surely, 2^2257771250 is an apocalyptic number.

2257771250 is an abundant number, since it is smaller than the sum of its proper divisors (2578780558).

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

2257771250 is an equidigital number, since it uses as much as digits as its factorization.

2257771250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258060 (or 258045 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 38.

The square root of 2257771250 is about 47516.0104596335. The cubic root of 2257771250 is about 1311.8775884856.

The spelling of 2257771250 in words is "two billion, two hundred fifty-seven million, seven hundred seventy-one thousand, two hundred fifty".