22555804 has 24 divisors (see below), whose sum is σ = 42275520. Its totient is φ = 10492416.

The previous prime is 22555739. The next prime is 22555807. The reversal of 22555804 is 40855522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22555807) 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 7 ways as a sum of consecutive naturals, for example, 4189 + ... + 7915.

It is an arithmetic number, because the mean of its divisors is an integer number (1761480).

Almost surely, 2^22555804 is an apocalyptic number.

It is an amenable number.

22555804 is a deficient number, since it is larger than the sum of its proper divisors (19719716).

22555804 is a wasteful number, since it uses less digits than its factorization.

22555804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837 (or 3835 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 22555804 is about 4749.2951055920. The cubic root of 22555804 is about 282.5440096418.

The spelling of 22555804 in words is "twenty-two million, five hundred fifty-five thousand, eight hundred four".