22424412 has 12 divisors (see below), whose sum is σ = 52323656. Its totient is φ = 7474800.

The previous prime is 22424383. The next prime is 22424429. The reversal of 22424412 is 21442422.

It is a tau number, because it is divible by the number of its divisors (12).

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

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 3 ways as a sum of consecutive naturals, for example, 934339 + ... + 934362.

Almost surely, 2^22424412 is an apocalyptic number.

It is an amenable number.

22424412 is an abundant number, since it is smaller than the sum of its proper divisors (29899244).

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

22424412 is a wasteful number, since it uses less digits than its factorization.

22424412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868708 (or 1868706 counting only the distinct ones).

The product of its digits is 1024, while the sum is 21.

The square root of 22424412 is about 4735.4421124115. The cubic root of 22424412 is about 281.9943160667.

Adding to 22424412 its reverse (21442422), we get a palindrome (43866834).

The spelling of 22424412 in words is "twenty-two million, four hundred twenty-four thousand, four hundred twelve".