522132231 has 8 divisors (see below), whose sum is σ = 700611184. Its totient is φ = 345870720.

The previous prime is 522132229. The next prime is 522132277. The reversal of 522132231 is 132231225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 522132231 - 2¹ = 522132229 is a prime.

It is a super-2 number, since 2×522132231² = 545244133298074722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522132198 and 522132207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522132931) 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 7 ways as a sum of consecutive naturals, for example, 553810 + ... + 554751.

It is an arithmetic number, because the mean of its divisors is an integer number (87576398).

Almost surely, 2^522132231 is an apocalyptic number.

522132231 is a deficient number, since it is larger than the sum of its proper divisors (178478953).

522132231 is a wasteful number, since it uses less digits than its factorization.

522132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108721.

The product of its digits is 720, while the sum is 21.

The square root of 522132231 is about 22850.2129311742. The cubic root of 522132231 is about 805.2427702902.

Adding to 522132231 its reverse (132231225), we get a palindrome (654363456).

The spelling of 522132231 in words is "five hundred twenty-two million, one hundred thirty-two thousand, two hundred thirty-one".