22223800 has 24 divisors (see below), whose sum is σ = 51670800. Its totient is φ = 8889440.

The previous prime is 22223779. The next prime is 22223813. The reversal of 22223800 is 832222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55360 + ... + 55759.

It is an arithmetic number, because the mean of its divisors is an integer number (2152950).

Almost surely, 2^22223800 is an apocalyptic number.

22223800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22223800 is an abundant number, since it is smaller than the sum of its proper divisors (29447000).

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

22223800 is a wasteful number, since it uses less digits than its factorization.

22223800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111135 (or 111126 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22223800 is about 4714.2125535449. The cubic root of 22223800 is about 281.1508753564.

The spelling of 22223800 in words is "twenty-two million, two hundred twenty-three thousand, eight hundred".