2257000464 has 20 divisors (see below), whose sum is σ = 5830584656. Its totient is φ = 752333472.

The previous prime is 2257000463. The next prime is 2257000483. The reversal of 2257000464 is 4640007522.

It is not an unprimeable number, because it can be changed into a prime (2257000463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23510374 + ... + 23510469.

Almost surely, 2^2257000464 is an apocalyptic number.

2257000464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2257000464 is an abundant number, since it is smaller than the sum of its proper divisors (3573584192).

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

2257000464 is a wasteful number, since it uses less digits than its factorization.

2257000464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47020854 (or 47020848 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 2257000464 is about 47507.8989642775. The cubic root of 2257000464 is about 1311.7282831371.

Adding to 2257000464 its reverse (4640007522), we get a palindrome (6897007986).

The spelling of 2257000464 in words is "two billion, two hundred fifty-seven million, four hundred sixty-four", and thus it is an aban number.