22022484 has 72 divisors (see below), whose sum is σ = 58541280. Its totient is φ = 6431040.

The previous prime is 22022471. The next prime is 22022503. The reversal of 22022484 is 48422022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41847 + ... + 42369.

Almost surely, 2^22022484 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 22022484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29270640).

22022484 is an abundant number, since it is smaller than the sum of its proper divisors (36518796).

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

22022484 is a wasteful number, since it uses less digits than its factorization.

22022484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 22022484 is about 4692.8119502064. The cubic root of 22022484 is about 280.2993567051.

The spelling of 22022484 in words is "twenty-two million, twenty-two thousand, four hundred eighty-four".