22423230032 has 40 divisors (see below), whose sum is σ = 50090859456. Its totient is φ = 9524906496.

The previous prime is 22423230017. The next prime is 22423230043. The reversal of 22423230032 is 23003232422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873218 + ... + 898529.

Almost surely, 2^22423230032 is an apocalyptic number.

It is an amenable number.

22423230032 is an abundant number, since it is smaller than the sum of its proper divisors (27667629424).

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

22423230032 is a wasteful number, since it uses less digits than its factorization.

22423230032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771875 (or 1771869 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 22423230032 its reverse (23003232422), we get a palindrome (45426462454).

The spelling of 22423230032 in words is "twenty-two billion, four hundred twenty-three million, two hundred thirty thousand, thirty-two".