2292891028 has 24 divisors (see below), whose sum is σ = 4028108000. Its totient is φ = 1142013600.

The previous prime is 2292890993. The next prime is 2292891043. The reversal of 2292891028 is 8201982922.

It is a congruent number.

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, 2097250 + ... + 2098342.

Almost surely, 2^2292891028 is an apocalyptic number.

It is an amenable number.

2292891028 is a deficient number, since it is larger than the sum of its proper divisors (1735216972).

2292891028 is a wasteful number, since it uses less digits than its factorization.

2292891028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2647 (or 2645 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 2292891028 is about 47884.1417172742. The cubic root of 2292891028 is about 1318.6447346538.

The spelling of 2292891028 in words is "two billion, two hundred ninety-two million, eight hundred ninety-one thousand, twenty-eight".