28502622 has 24 divisors (see below), whose sum is σ = 65006760. Its totient is φ = 9000720.

The previous prime is 28502611. The next prime is 28502687. The reversal of 28502622 is 22620582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41329 + ... + 42012.

It is an arithmetic number, because the mean of its divisors is an integer number (2708615).

Almost surely, 2^28502622 is an apocalyptic number.

28502622 is an abundant number, since it is smaller than the sum of its proper divisors (36504138).

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

28502622 is a wasteful number, since it uses less digits than its factorization.

28502622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83368 (or 83365 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 28502622 is about 5338.7846931675. The cubic root of 28502622 is about 305.4651042365.

The spelling of 28502622 in words is "twenty-eight million, five hundred two thousand, six hundred twenty-two".