22240030432 has 12 divisors (see below), whose sum is σ = 43785059976. Its totient is φ = 11120015200.

The previous prime is 22240030409. The next prime is 22240030459. The reversal of 22240030432 is 23403004222.

It is a super-2 number, since 2×22240030432² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347500444 + ... + 347500507.

It is an arithmetic number, because the mean of its divisors is an integer number (3648754998).

Almost surely, 2^22240030432 is an apocalyptic number.

It is an amenable number.

22240030432 is a deficient number, since it is larger than the sum of its proper divisors (21545029544).

22240030432 is an equidigital number, since it uses as much as digits as its factorization.

22240030432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695000961 (or 695000953 counting only the distinct ones).

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

Adding to 22240030432 its reverse (23403004222), we get a palindrome (45643034654).

The spelling of 22240030432 in words is "twenty-two billion, two hundred forty million, thirty thousand, four hundred thirty-two".