22440233432 has 32 divisors (see below), whose sum is σ = 42501482400. Its totient is φ = 11106595584.

The previous prime is 22440233369. The next prime is 22440233467. The reversal of 22440233432 is 23433204422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22440233395 and 22440233404.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2904038 + ... + 2911754.

It is an arithmetic number, because the mean of its divisors is an integer number (1328171325).

Almost surely, 2^22440233432 is an apocalyptic number.

It is an amenable number.

22440233432 is a deficient number, since it is larger than the sum of its proper divisors (20061248968).

22440233432 is a wasteful number, since it uses less digits than its factorization.

22440233432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11355 (or 11351 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 22440233432 its reverse (23433204422), we get a palindrome (45873437854).

The spelling of 22440233432 in words is "twenty-two billion, four hundred forty million, two hundred thirty-three thousand, four hundred thirty-two".