22225929 has 8 divisors (see below), whose sum is σ = 32328672. Its totient is φ = 13470240.

The previous prime is 22225927. The next prime is 22225963. The reversal of 22225929 is 92952222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22225929 - 2¹ = 22225927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 673513 = 22225929 / (2 + 2 + 2 + 2 + 5 + 9 + 2 + 9).

It is a self number, because there is not a number n which added to its sum of digits gives 22225929.

It is not an unprimeable number, because it can be changed into a prime (22225927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336724 + ... + 336789.

It is an arithmetic number, because the mean of its divisors is an integer number (4041084).

Almost surely, 2^22225929 is an apocalyptic number.

It is an amenable number.

22225929 is a deficient number, since it is larger than the sum of its proper divisors (10102743).

22225929 is a wasteful number, since it uses less digits than its factorization.

22225929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673527.

The product of its digits is 12960, while the sum is 33.

The square root of 22225929 is about 4714.4383546717. The cubic root of 22225929 is about 281.1598529855.

The spelling of 22225929 in words is "twenty-two million, two hundred twenty-five thousand, nine hundred twenty-nine".