28795122 has 32 divisors (see below), whose sum is σ = 65482560. Its totient is φ = 9374400.

The previous prime is 28795097. The next prime is 28795133. The reversal of 28795122 is 22159782.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3879 + ... + 8522.

It is an arithmetic number, because the mean of its divisors is an integer number (2046330).

Almost surely, 2^28795122 is an apocalyptic number.

28795122 is an abundant number, since it is smaller than the sum of its proper divisors (36687438).

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

28795122 is a wasteful number, since it uses less digits than its factorization.

28795122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12455 (or 12449 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 28795122 is about 5366.1086459370. The cubic root of 28795122 is about 306.5064661589.

It can be divided in two parts, 2879 and 5122, that added together give a triangular number (8001 = T₁₂₆).

The spelling of 28795122 in words is "twenty-eight million, seven hundred ninety-five thousand, one hundred twenty-two".