22044959 has 8 divisors (see below), whose sum is σ = 24006000. Its totient is φ = 20164032.

The previous prime is 22044949. The next prime is 22044961. The reversal of 22044959 is 95944022.

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

It is a cyclic number.

It is not a de Polignac number, because 22044959 - 2⁸ = 22044703 is a prime.

It is a Duffinian number.

22044959 is a modest number, since divided by 4959 gives 2204 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22044949) 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 7 ways as a sum of consecutive naturals, for example, 19454 + ... + 20555.

It is an arithmetic number, because the mean of its divisors is an integer number (3000750).

Almost surely, 2^22044959 is an apocalyptic number.

22044959 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

22044959 is a deficient number, since it is larger than the sum of its proper divisors (1961041).

22044959 is a wasteful number, since it uses less digits than its factorization.

22044959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40057.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 22044959 is about 4695.2059592738. The cubic root of 22044959 is about 280.3946772602.

It can be divided in two parts, 2204 and 4959, that multiplied together give a square (10929636 = 3306²).

The spelling of 22044959 in words is "twenty-two million, forty-four thousand, nine hundred fifty-nine".