2281585264 has 20 divisors (see below), whose sum is σ = 5052081904. Its totient is φ = 977822208.

The previous prime is 2281585223. The next prime is 2281585277. The reversal of 2281585264 is 4625851822.

It is a self number, because there is not a number n which added to its sum of digits gives 2281585264.

It is a congruent number.

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, 10185537 + ... + 10185760.

Almost surely, 2^2281585264 is an apocalyptic number.

It is an amenable number.

2281585264 is an abundant number, since it is smaller than the sum of its proper divisors (2770496640).

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

2281585264 is a wasteful number, since it uses less digits than its factorization.

2281585264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20371312 (or 20371306 counting only the distinct ones).

The product of its digits is 307200, while the sum is 43.

The square root of 2281585264 is about 47765.9425113752. The cubic root of 2281585264 is about 1316.4738426023.

The spelling of 2281585264 in words is "two billion, two hundred eighty-one million, five hundred eighty-five thousand, two hundred sixty-four".