22441398 has 32 divisors (see below), whose sum is σ = 51475200. Its totient is φ = 6389280.

The previous prime is 22441379. The next prime is 22441459. The reversal of 22441398 is 89314422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13893 + ... + 15423.

It is an arithmetic number, because the mean of its divisors is an integer number (1608600).

Almost surely, 2^22441398 is an apocalyptic number.

22441398 is an abundant number, since it is smaller than the sum of its proper divisors (29033802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22441398 is a wasteful number, since it uses less digits than its factorization.

22441398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1892.

The product of its digits is 13824, while the sum is 33.

The square root of 22441398 is about 4737.2352696483. The cubic root of 22441398 is about 282.0654995985.

The spelling of 22441398 in words is "twenty-two million, four hundred forty-one thousand, three hundred ninety-eight".