22436472 has 16 divisors (see below), whose sum is σ = 56091240. Its totient is φ = 7478816.

The previous prime is 22436429. The next prime is 22436507. The reversal of 22436472 is 27463422.

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, 467403 + ... + 467450.

Almost surely, 2^22436472 is an apocalyptic number.

It is an amenable number.

22436472 is an abundant number, since it is smaller than the sum of its proper divisors (33654768).

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

22436472 is a wasteful number, since it uses less digits than its factorization.

22436472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934862 (or 934858 counting only the distinct ones).

The product of its digits is 16128, while the sum is 30.

The square root of 22436472 is about 4736.7153176014. The cubic root of 22436472 is about 282.0448598218.

Adding to 22436472 its reverse (27463422), we get a palindrome (49899894).

The spelling of 22436472 in words is "twenty-two million, four hundred thirty-six thousand, four hundred seventy-two".