22300992 has 84 divisors (see below), whose sum is σ = 73066656. Its totient is φ = 6370560.

The previous prime is 22300963. The next prime is 22301009. The reversal of 22300992 is 29900322.

It is a tau number, because it is divible by the number of its divisors (84).

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, 1267 + ... + 6797.

Almost surely, 2^22300992 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 22300992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36533328).

22300992 is an abundant number, since it is smaller than the sum of its proper divisors (50765664).

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

22300992 is a wasteful number, since it uses less digits than its factorization.

22300992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556 (or 5543 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 22300992 is about 4722.3926139193. The cubic root of 22300992 is about 281.4760150643.

The spelling of 22300992 in words is "twenty-two million, three hundred thousand, nine hundred ninety-two".