22054152 has 32 divisors (see below), whose sum is σ = 57038400. Its totient is φ = 7097664.

The previous prime is 22054147. The next prime is 22054159. The reversal of 22054152 is 25145022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22054159) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15148 + ... + 16539.

It is an arithmetic number, because the mean of its divisors is an integer number (1782450).

Almost surely, 2^22054152 is an apocalyptic number.

It is an amenable number.

22054152 is an abundant number, since it is smaller than the sum of its proper divisors (34984248).

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

22054152 is a wasteful number, since it uses less digits than its factorization.

22054152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31725 (or 31721 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 22054152 is about 4696.1848345226. The cubic root of 22054152 is about 280.4336477726.

Adding to 22054152 its reverse (25145022), we get a palindrome (47199174).

The spelling of 22054152 in words is "twenty-two million, fifty-four thousand, one hundred fifty-two".