22887282 has 32 divisors (see below), whose sum is σ = 50105664. Its totient is φ = 6912000.

The previous prime is 22887281. The next prime is 22887283. The reversal of 22887282 is 28278822.

It is an interprime number because it is at equal distance from previous prime (22887281) and next prime (22887283).

It is a self number, because there is not a number n which added to its sum of digits gives 22887282.

It is not an unprimeable number, because it can be changed into a prime (22887281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37782 + ... + 38382.

It is an arithmetic number, because the mean of its divisors is an integer number (1565802).

Almost surely, 2^22887282 is an apocalyptic number.

22887282 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22887282 is an abundant number, since it is smaller than the sum of its proper divisors (27218382).

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

22887282 is a wasteful number, since it uses less digits than its factorization.

22887282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194.

The product of its digits is 57344, while the sum is 39.

The square root of 22887282 is about 4784.0654259740. The cubic root of 22887282 is about 283.9213645280.

It can be divided in two parts, 2288728 and 2, that added together give a triangular number (2288730 = T₂₁₃₉).

The spelling of 22887282 in words is "twenty-two million, eight hundred eighty-seven thousand, two hundred eighty-two".