22836288 has 56 divisors (see below), whose sum is σ = 61191648. Its totient is φ = 7515136.

The previous prime is 22836277. The next prime is 22836299. The reversal of 22836288 is 88263822.

It is an interprime number because it is at equal distance from previous prime (22836277) and next prime (22836299).

It is a nude number because it is divisible by every one of its digits.

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, 15220 + ... + 16652.

It is an arithmetic number, because the mean of its divisors is an integer number (1092708).

Almost surely, 2^22836288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22836288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30595824).

22836288 is an abundant number, since it is smaller than the sum of its proper divisors (38355360).

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

22836288 is a wasteful number, since it uses less digits than its factorization.

22836288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531 (or 1521 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 22836288 is about 4778.7328864459. The cubic root of 22836288 is about 283.7103440994.

The spelling of 22836288 in words is "twenty-two million, eight hundred thirty-six thousand, two hundred eighty-eight".