132346221 has 16 divisors (see below), whose sum is σ = 202566144. Its totient is φ = 75290544.

The previous prime is 132346213. The next prime is 132346231. The reversal of 132346221 is 122643231.

It is not a de Polignac number, because 132346221 - 2³ = 132346213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132346191 and 132346200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132346231) 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 15 ways as a sum of consecutive naturals, for example, 9115 + ... + 18648.

It is an arithmetic number, because the mean of its divisors is an integer number (12660384).

Almost surely, 2^132346221 is an apocalyptic number.

It is an amenable number.

132346221 is a deficient number, since it is larger than the sum of its proper divisors (70219923).

132346221 is a wasteful number, since it uses less digits than its factorization.

132346221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28000.

The product of its digits is 1728, while the sum is 24.

The square root of 132346221 is about 11504.1827610656. The cubic root of 132346221 is about 509.6091083961.

Adding to 132346221 its reverse (122643231), we get a palindrome (254989452).

The spelling of 132346221 in words is "one hundred thirty-two million, three hundred forty-six thousand, two hundred twenty-one".