232272406217 has 4 divisors (see below), whose sum is σ = 232520296596. Its totient is φ = 232024515840.

The previous prime is 232272406207. The next prime is 232272406241. The reversal of 232272406217 is 712604272232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 130295009296 + 101977396921 = 360964^2 + 319339^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232272406217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232272406207) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 123943784 + ... + 123945657.

It is an arithmetic number, because the mean of its divisors is an integer number (58130074149).

Almost surely, 2^232272406217 is an apocalyptic number.

It is an amenable number.

232272406217 is a deficient number, since it is larger than the sum of its proper divisors (247890379).

232272406217 is an equidigital number, since it uses as much as digits as its factorization.

232272406217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247890378.

The product of its (nonzero) digits is 112896, while the sum is 38.

Adding to 232272406217 its reverse (712604272232), we get a palindrome (944876678449).

The spelling of 232272406217 in words is "two hundred thirty-two billion, two hundred seventy-two million, four hundred six thousand, two hundred seventeen".