22252622 has 8 divisors (see below), whose sum is σ = 38147376. Its totient is φ = 9536832.

The previous prime is 22252621. The next prime is 22252631. The reversal of 22252622 is 22625222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794723 + ... + 794750.

It is an arithmetic number, because the mean of its divisors is an integer number (4768422).

Almost surely, 2^22252622 is an apocalyptic number.

22252622 is a deficient number, since it is larger than the sum of its proper divisors (15894754).

22252622 is a wasteful number, since it uses less digits than its factorization.

22252622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589482.

The product of its digits is 1920, while the sum is 23.

The square root of 22252622 is about 4717.2684892849. The cubic root of 22252622 is about 281.2723641805.

Adding to 22252622 its reverse (22625222), we get a palindrome (44877844).

The spelling of 22252622 in words is "twenty-two million, two hundred fifty-two thousand, six hundred twenty-two".