22402232032 has 48 divisors (see below), whose sum is σ = 45138204720. Its totient is φ = 10940986368.

The previous prime is 22402232009. The next prime is 22402232059. The reversal of 22402232032 is 23023220422.

It is a junction number, because it is equal to n+sod(n) for n = 22402231994 and 22402232012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258628 + ... + 334204.

It is an arithmetic number, because the mean of its divisors is an integer number (940379265).

Almost surely, 2^22402232032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22402232032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22569102360).

22402232032 is an abundant number, since it is smaller than the sum of its proper divisors (22735972688).

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

22402232032 is a wasteful number, since it uses less digits than its factorization.

22402232032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75803 (or 75795 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 22402232032 its reverse (23023220422), we get a palindrome (45425452454).

The spelling of 22402232032 in words is "twenty-two billion, four hundred two million, two hundred thirty-two thousand, thirty-two".