4423726432 has 12 divisors (see below), whose sum is σ = 8709211476. Its totient is φ = 2211863200.

The previous prime is 4423726427. The next prime is 4423726457. The reversal of 4423726432 is 2346273244.

It is a junction number, because it is equal to n+sod(n) for n = 4423726391 and 4423726400.

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, 69120694 + ... + 69120757.

It is an arithmetic number, because the mean of its divisors is an integer number (725767623).

Almost surely, 2^4423726432 is an apocalyptic number.

It is an amenable number.

4423726432 is a deficient number, since it is larger than the sum of its proper divisors (4285485044).

4423726432 is a wasteful number, since it uses less digits than its factorization.

4423726432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138241461 (or 138241453 counting only the distinct ones).

The product of its digits is 193536, while the sum is 37.

The square root of 4423726432 is about 66511.1000660792. The cubic root of 4423726432 is about 1641.5826522504.

Adding to 4423726432 its reverse (2346273244), we get a palindrome (6769999676).

The spelling of 4423726432 in words is "four billion, four hundred twenty-three million, seven hundred twenty-six thousand, four hundred thirty-two".