22104575 has 6 divisors (see below), whose sum is σ = 27409704. Its totient is φ = 17683640.

The previous prime is 22104559. The next prime is 22104611. The reversal of 22104575 is 57540122.

It is not a de Polignac number, because 22104575 - 2⁴ = 22104559 is a prime.

It is a super-2 number, since 2×22104575² = 977224471861250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 442067 + ... + 442116.

It is an arithmetic number, because the mean of its divisors is an integer number (4568284).

Almost surely, 2^22104575 is an apocalyptic number.

22104575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22104575 is a deficient number, since it is larger than the sum of its proper divisors (5305129).

22104575 is an equidigital number, since it uses as much as digits as its factorization.

22104575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884193 (or 884188 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 22104575 is about 4701.5502762387. The cubic root of 22104575 is about 280.6472060939.

Adding to 22104575 its reverse (57540122), we get a palindrome (79644697).

The spelling of 22104575 in words is "twenty-two million, one hundred four thousand, five hundred seventy-five".