22104524 has 36 divisors (see below), whose sum is σ = 44117640. Its totient is φ = 9659520.

The previous prime is 22104517. The next prime is 22104529. The reversal of 22104524 is 42540122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22104496 and 22104505.

It is not an unprimeable number, because it can be changed into a prime (22104529) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11984 + ... + 13704.

It is an arithmetic number, because the mean of its divisors is an integer number (1225490).

Almost surely, 2^22104524 is an apocalyptic number.

It is an amenable number.

22104524 is a deficient number, since it is larger than the sum of its proper divisors (22013116).

22104524 is a wasteful number, since it uses less digits than its factorization.

22104524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770 (or 1755 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 22104524 is about 4701.5448524926. The cubic root of 22104524 is about 280.6469902560.

Adding to 22104524 its reverse (42540122), we get a palindrome (64644646).

The spelling of 22104524 in words is "twenty-two million, one hundred four thousand, five hundred twenty-four".