22435242 has 16 divisors (see below), whose sum is σ = 45107712. Its totient is φ = 7438880.

The previous prime is 22435213. The next prime is 22435267. The reversal of 22435242 is 24253422.

It is a happy number.

It is an unprimeable number.

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, 8643 + ... + 10934.

It is an arithmetic number, because the mean of its divisors is an integer number (2819232).

Almost surely, 2^22435242 is an apocalyptic number.

22435242 is an abundant number, since it is smaller than the sum of its proper divisors (22672470).

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

22435242 is a wasteful number, since it uses less digits than its factorization.

22435242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19773.

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

The square root of 22435242 is about 4736.5854790133. The cubic root of 22435242 is about 282.0397056913.

Adding to 22435242 its reverse (24253422), we get a palindrome (46688664).

The spelling of 22435242 in words is "twenty-two million, four hundred thirty-five thousand, two hundred forty-two".