22000488 has 32 divisors (see below), whose sum is σ = 55255200. Its totient is φ = 7299648.

The previous prime is 22000487. The next prime is 22000493. The reversal of 22000488 is 88400022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (22000487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3495 + ... + 7497.

It is an arithmetic number, because the mean of its divisors is an integer number (1726725).

Almost surely, 2^22000488 is an apocalyptic number.

It is an amenable number.

22000488 is an abundant number, since it is smaller than the sum of its proper divisors (33254712).

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

22000488 is a wasteful number, since it uses less digits than its factorization.

22000488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241 (or 4237 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 22000488 is about 4690.4677805097. The cubic root of 22000488 is about 280.2060048611.

The spelling of 22000488 in words is "twenty-two million, four hundred eighty-eight", and thus it is an aban number.