23225022 has 16 divisors (see below), whose sum is σ = 51611280. Its totient is φ = 7741656.

The previous prime is 23225021. The next prime is 23225047. The reversal of 23225022 is 22052232.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23224986 and 23225004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23225021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214993 + ... + 215100.

It is an arithmetic number, because the mean of its divisors is an integer number (3225705).

Almost surely, 2^23225022 is an apocalyptic number.

23225022 is an abundant number, since it is smaller than the sum of its proper divisors (28386258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23225022 is a wasteful number, since it uses less digits than its factorization.

23225022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430104 (or 430098 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 23225022 is about 4819.2345865293. The cubic root of 23225022 is about 285.3111283683.

Adding to 23225022 its reverse (22052232), we get a palindrome (45277254).

The spelling of 23225022 in words is "twenty-three million, two hundred twenty-five thousand, twenty-two".