22297922 has 8 divisors (see below), whose sum is σ = 33488400. Its totient is φ = 11135124.

The previous prime is 22297921. The next prime is 22297937. The reversal of 22297922 is 22979222.

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

It is not an unprimeable number, because it can be changed into a prime (22297921) 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 3 ways as a sum of consecutive naturals, for example, 4772 + ... + 8207.

It is an arithmetic number, because the mean of its divisors is an integer number (4186050).

Almost surely, 2^22297922 is an apocalyptic number.

22297922 is a deficient number, since it is larger than the sum of its proper divisors (11190478).

22297922 is a wasteful number, since it uses less digits than its factorization.

22297922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13840.

The product of its digits is 18144, while the sum is 35.

The square root of 22297922 is about 4722.0675556370. The cubic root of 22297922 is about 281.4630982843.

The spelling of 22297922 in words is "twenty-two million, two hundred ninety-seven thousand, nine hundred twenty-two".