22622522 has 8 divisors (see below), whose sum is σ = 36544116. Its totient is φ = 10441152.

The previous prime is 22622513. The next prime is 22622527. The reversal of 22622522 is 22522622.

It can be written as a sum of positive squares in 2 ways, for example, as 22363441 + 259081 = 4729^2 + 509^2 .

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 (22622527) 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, 435023 + ... + 435074.

Almost surely, 2^22622522 is an apocalyptic number.

22622522 is a deficient number, since it is larger than the sum of its proper divisors (13921594).

22622522 is a wasteful number, since it uses less digits than its factorization.

22622522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870112.

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

The square root of 22622522 is about 4756.3139089005. The cubic root of 22622522 is about 282.8223151788.

The spelling of 22622522 in words is "twenty-two million, six hundred twenty-two thousand, five hundred twenty-two".