2292640432 has 40 divisors (see below), whose sum is σ = 4493998080. Its totient is φ = 1132971840.

The previous prime is 2292640387. The next prime is 2292640447. The reversal of 2292640432 is 2340462922.

It is a super-2 number, since 2×2292640432² = 10512400300882293248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549169 + ... + 553327.

It is an arithmetic number, because the mean of its divisors is an integer number (112349952).

Almost surely, 2^2292640432 is an apocalyptic number.

It is an amenable number.

2292640432 is a deficient number, since it is larger than the sum of its proper divisors (2201357648).

2292640432 is a wasteful number, since it uses less digits than its factorization.

2292640432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561 (or 4555 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2292640432 is about 47881.5249548299. The cubic root of 2292640432 is about 1318.5966935373.

The spelling of 2292640432 in words is "two billion, two hundred ninety-two million, six hundred forty thousand, four hundred thirty-two".