422175839298724 has 81 divisors (see below), whose sum is σ = 862544803181187. Its totient is φ = 180278987282688.

The previous prime is 422175839298617. The next prime is 422175839298743. The reversal of 422175839298724 is 427892938571224.

The square root of 422175839298724 is 20546918.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 105356059776100 + 316819779522624 = 10264310^2 + 17799432^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 84283455132 + ... + 84283460140.

Almost surely, 2^{422175839298724} is an apocalyptic number.

422175839298724 is the 20546918-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422175839298724

422175839298724 is an abundant number, since it is smaller than the sum of its proper divisors (440368963882463).

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

422175839298724 is an frugal number, since it uses more digits than its factorization.

422175839298724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622 (or 5311 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 73.

The spelling of 422175839298724 in words is "four hundred twenty-two trillion, one hundred seventy-five billion, eight hundred thirty-nine million, two hundred ninety-eight thousand, seven hundred twenty-four".