22453422 has 8 divisors (see below), whose sum is σ = 44906856. Its totient is φ = 7484472.

The previous prime is 22453399. The next prime is 22453423. The reversal of 22453422 is 22435422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

22453422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22453392 and 22453401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22453423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1871113 + ... + 1871124.

It is an arithmetic number, because the mean of its divisors is an integer number (5613357).

Almost surely, 2^22453422 is an apocalyptic number.

22453422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22453422 is a wasteful number, since it uses less digits than its factorization.

22453422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3742242.

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

The square root of 22453422 is about 4738.5041943634. The cubic root of 22453422 is about 282.1158670789.

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

The spelling of 22453422 in words is "twenty-two million, four hundred fifty-three thousand, four hundred twenty-two".