22053412 has 12 divisors (see below), whose sum is σ = 40271616. Its totient is φ = 10547240.

The previous prime is 22053407. The next prime is 22053439. The reversal of 22053412 is 21435022.

It is a self number, because there is not a number n which added to its sum of digits gives 22053412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119764 + ... + 119947.

It is an arithmetic number, because the mean of its divisors is an integer number (3355968).

Almost surely, 2^22053412 is an apocalyptic number.

It is an amenable number.

22053412 is a deficient number, since it is larger than the sum of its proper divisors (18218204).

22053412 is a wasteful number, since it uses less digits than its factorization.

22053412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239738 (or 239736 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22053412 is about 4696.1060465028. The cubic root of 22053412 is about 280.4305112019.

Adding to 22053412 its reverse (21435022), we get a palindrome (43488434).

The spelling of 22053412 in words is "twenty-two million, fifty-three thousand, four hundred twelve".