2257480768 has 14 divisors (see below), whose sum is σ = 4479688526. Its totient is φ = 1128740352.

The previous prime is 2257480759. The next prime is 2257480789. The reversal of 2257480768 is 8670847522.

It can be written as a sum of positive squares in only one way, i.e., 1331374144 + 926106624 = 36488^2 + 30432^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17636505 + ... + 17636632.

Almost surely, 2^2257480768 is an apocalyptic number.

It is an amenable number.

2257480768 is a deficient number, since it is larger than the sum of its proper divisors (2222207758).

2257480768 is an equidigital number, since it uses as much as digits as its factorization.

2257480768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35273149 (or 35273139 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 49.

The square root of 2257480768 is about 47512.9536863370. The cubic root of 2257480768 is about 1311.8213245676.

It can be divided in two parts, 2257 and 480768, that added together give a square (483025 = 695²).

The spelling of 2257480768 in words is "two billion, two hundred fifty-seven million, four hundred eighty thousand, seven hundred sixty-eight".