22432223400 has 96 divisors (see below), whose sum is σ = 71236065600. Its totient is φ = 5836019200.

The previous prime is 22432223399. The next prime is 22432223413. The reversal of 22432223400 is 432223422.

It is a happy number.

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

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, 431340 + ... + 480539.

It is an arithmetic number, because the mean of its divisors is an integer number (742042350).

Almost surely, 2^22432223400 is an apocalyptic number.

22432223400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22432223400 is an abundant number, since it is smaller than the sum of its proper divisors (48803842200).

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

22432223400 is a wasteful number, since it uses less digits than its factorization.

22432223400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911939 (or 911930 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22432223400 its reverse (432223422), we get a palindrome (22864446822).

The spelling of 22432223400 in words is "twenty-two billion, four hundred thirty-two million, two hundred twenty-three thousand, four hundred".