22430423242 has 8 divisors (see below), whose sum is σ = 33662438496. Its totient is φ = 11209610412.

The previous prime is 22430423219. The next prime is 22430423287. The reversal of 22430423242 is 24232403422.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22430423242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2795598 + ... + 2803609.

It is an arithmetic number, because the mean of its divisors is an integer number (4207804812).

Almost surely, 2^22430423242 is an apocalyptic number.

22430423242 is a deficient number, since it is larger than the sum of its proper divisors (11232015254).

22430423242 is a wasteful number, since it uses less digits than its factorization.

22430423242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5601212.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 22430423242 its reverse (24232403422), we get a palindrome (46662826664).

The spelling of 22430423242 in words is "twenty-two billion, four hundred thirty million, four hundred twenty-three thousand, two hundred forty-two".