22442635 has 8 divisors (see below), whose sum is σ = 28515456. Its totient is φ = 16897920.

The previous prime is 22442633. The next prime is 22442639. The reversal of 22442635 is 53624422.

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

It is not a de Polignac number, because 22442635 - 2¹ = 22442633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22442633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131931 + ... + 132100.

It is an arithmetic number, because the mean of its divisors is an integer number (3564432).

Almost surely, 2^22442635 is an apocalyptic number.

22442635 is a deficient number, since it is larger than the sum of its proper divisors (6072821).

22442635 is a wasteful number, since it uses less digits than its factorization.

22442635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264053.

The product of its digits is 11520, while the sum is 28.

The square root of 22442635 is about 4737.3658292346. The cubic root of 22442635 is about 282.0706821130.

The spelling of 22442635 in words is "twenty-two million, four hundred forty-two thousand, six hundred thirty-five".