22044355 has 8 divisors (see below), whose sum is σ = 26482464. Its totient is φ = 17616000.

The previous prime is 22044353. The next prime is 22044367. The reversal of 22044355 is 55344022.

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

It is not a de Polignac number, because 22044355 - 2¹ = 22044353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22044353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4170 + ... + 7840.

It is an arithmetic number, because the mean of its divisors is an integer number (3310308).

Almost surely, 2^22044355 is an apocalyptic number.

22044355 is a deficient number, since it is larger than the sum of its proper divisors (4438109).

22044355 is a wasteful number, since it uses less digits than its factorization.

22044355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 22044355 is about 4695.1416379061. The cubic root of 22044355 is about 280.3921164339.

Adding to 22044355 its reverse (55344022), we get a palindrome (77388377).

The spelling of 22044355 in words is "twenty-two million, forty-four thousand, three hundred fifty-five".