432972817922 has 6 divisors (see below), whose sum is σ = 649460622729. Its totient is φ = 216485943680.

The previous prime is 432972817909. The next prime is 432972817939. The reversal of 432972817922 is 229718279234.

It can be written as a sum of positive squares in 2 ways, for example, as 389324833681 + 43647984241 = 623959^2 + 208921^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=465281.

It is a super-2 number, since 2×432972817922² (a number of 24 digits) contains 22 as substring.

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 697922 + ... + 1163202.

Almost surely, 2^432972817922 is an apocalyptic number.

432972817922 is a deficient number, since it is larger than the sum of its proper divisors (216487804807).

432972817922 is an frugal number, since it uses more digits than its factorization.

432972817922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930564 (or 465283 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 56.

The spelling of 432972817922 in words is "four hundred thirty-two billion, nine hundred seventy-two million, eight hundred seventeen thousand, nine hundred twenty-two".