22435422 has 16 divisors (see below), whose sum is σ = 45914880. Its totient is φ = 7304472.

The previous prime is 22435417. The next prime is 22435423. The reversal of 22435422 is 22453422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22435392 and 22435401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22435423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43222 + ... + 43737.

It is an arithmetic number, because the mean of its divisors is an integer number (2869680).

Almost surely, 2^22435422 is an apocalyptic number.

22435422 is an abundant number, since it is smaller than the sum of its proper divisors (23479458).

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

22435422 is a wasteful number, since it uses less digits than its factorization.

22435422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87007.

The product of its digits is 3840, while the sum is 24.

The square root of 22435422 is about 4736.6044800046. The cubic root of 22435422 is about 282.0404599661.

Adding to 22435422 its reverse (22453422), we get a palindrome (44888844).

The spelling of 22435422 in words is "twenty-two million, four hundred thirty-five thousand, four hundred twenty-two".