23522422 has 64 divisors (see below), whose sum is σ = 47692800. Its totient is φ = 8426880.

The previous prime is 23522413. The next prime is 23522423. The reversal of 23522422 is 22422532.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 23522393 and 23522402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23522423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102604 + ... + 102832.

It is an arithmetic number, because the mean of its divisors is an integer number (745200).

Almost surely, 2^23522422 is an apocalyptic number.

23522422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23522422 is an abundant number, since it is smaller than the sum of its proper divisors (24170378).

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

23522422 is a wasteful number, since it uses less digits than its factorization.

23522422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301.

The product of its digits is 1920, while the sum is 22.

The square root of 23522422 is about 4849.9919587562. The cubic root of 23522422 is about 286.5237846337.

Adding to 23522422 its reverse (22422532), we get a palindrome (45944954).

It can be divided in two parts, 2352 and 2422, that added together give a palindrome (4774).

The spelling of 23522422 in words is "twenty-three million, five hundred twenty-two thousand, four hundred twenty-two".