23322225 has 24 divisors (see below), whose sum is σ = 38836800. Its totient is φ = 12349120.

The previous prime is 23322223. The next prime is 23322241. The reversal of 23322225 is 52222332.

It is not a de Polignac number, because 23322225 - 2¹ = 23322223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23322223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10132 + ... + 12218.

It is an arithmetic number, because the mean of its divisors is an integer number (1618200).

Almost surely, 2^23322225 is an apocalyptic number.

23322225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23322225 is a deficient number, since it is larger than the sum of its proper divisors (15514575).

23322225 is a wasteful number, since it uses less digits than its factorization.

23322225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249 (or 2244 counting only the distinct ones).

The product of its digits is 1440, while the sum is 21.

The square root of 23322225 is about 4829.3089567763. The cubic root of 23322225 is about 285.7086091134.

Adding to 23322225 its reverse (52222332), we get a palindrome (75544557).

The spelling of 23322225 in words is "twenty-three million, three hundred twenty-two thousand, two hundred twenty-five".