22632275 has 6 divisors (see below), whose sum is σ = 28064052. Its totient is φ = 18105800.

The previous prime is 22632257. The next prime is 22632277. The reversal of 22632275 is 57223622.

It is not a de Polignac number, because 22632275 - 2⁸ = 22632019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22632277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 452621 + ... + 452670.

It is an arithmetic number, because the mean of its divisors is an integer number (4677342).

Almost surely, 2^22632275 is an apocalyptic number.

22632275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22632275 is a deficient number, since it is larger than the sum of its proper divisors (5431777).

22632275 is an equidigital number, since it uses as much as digits as its factorization.

22632275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905301 (or 905296 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 22632275 is about 4757.3390671677. The cubic root of 22632275 is about 282.8629527013.

Adding to 22632275 its reverse (57223622), we get a palindrome (79855897).

The spelling of 22632275 in words is "twenty-two million, six hundred thirty-two thousand, two hundred seventy-five".