22102904 has 16 divisors (see below), whose sum is σ = 41530320. Its totient is φ = 11028160.

The previous prime is 22102897. The next prime is 22102919. The reversal of 22102904 is 40920122.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1517 + ... + 6819.

It is an arithmetic number, because the mean of its divisors is an integer number (2595645).

Almost surely, 2^22102904 is an apocalyptic number.

It is an amenable number.

22102904 is a deficient number, since it is larger than the sum of its proper divisors (19427416).

22102904 is a wasteful number, since it uses less digits than its factorization.

22102904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5830 (or 5826 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 22102904 is about 4701.3725655387. The cubic root of 22102904 is about 280.6401340542.

The spelling of 22102904 in words is "twenty-two million, one hundred two thousand, nine hundred four".