22426824 has 32 divisors (see below), whose sum is σ = 64077120. Its totient is φ = 6407616.

The previous prime is 22426819. The next prime is 22426861. The reversal of 22426824 is 42862422.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22426791 and 22426800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66579 + ... + 66914.

It is an arithmetic number, because the mean of its divisors is an integer number (2002410).

Almost surely, 2^22426824 is an apocalyptic number.

22426824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22426824 is an abundant number, since it is smaller than the sum of its proper divisors (41650296).

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

22426824 is a wasteful number, since it uses less digits than its factorization.

22426824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133509 (or 133505 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 22426824 is about 4735.6967808338. The cubic root of 22426824 is about 282.0044262672.

The spelling of 22426824 in words is "twenty-two million, four hundred twenty-six thousand, eight hundred twenty-four".