43222403432 has 32 divisors (see below), whose sum is σ = 87489481800. Its totient is φ = 19900007424.

The previous prime is 43222403407. The next prime is 43222403443. The reversal of 43222403432 is 23430422234.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 36006580516 + 7215822916 = 189754^2 + 84946^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43222403395 and 43222403404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465533 + ... + 550604.

Almost surely, 2^43222403432 is an apocalyptic number.

It is an amenable number.

43222403432 is an abundant number, since it is smaller than the sum of its proper divisors (44267078368).

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

43222403432 is a wasteful number, since it uses less digits than its factorization.

43222403432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016565 (or 1016561 counting only the distinct ones).

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

Adding to 43222403432 its reverse (23430422234), we get a palindrome (66652825666).

The spelling of 43222403432 in words is "forty-three billion, two hundred twenty-two million, four hundred three thousand, four hundred thirty-two".