23322506 has 32 divisors (see below), whose sum is σ = 38216448. Its totient is φ = 10644480.

The previous prime is 23322503. The next prime is 23322517. The reversal of 23322506 is 60522332.

It is a happy number.

It is a super-2 number, since 2×23322506² = 1087878572240072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23322503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120746 + ... + 120938.

It is an arithmetic number, because the mean of its divisors is an integer number (1194264).

Almost surely, 2^23322506 is an apocalyptic number.

23322506 is a deficient number, since it is larger than the sum of its proper divisors (14893942).

23322506 is a wasteful number, since it uses less digits than its factorization.

23322506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 23322506 is about 4829.3380498781. The cubic root of 23322506 is about 285.7097565711.

Adding to 23322506 its reverse (60522332), we get a palindrome (83844838).

The spelling of 23322506 in words is "twenty-three million, three hundred twenty-two thousand, five hundred six".