432213289 has 2 divisors, whose sum is σ = 432213290. Its totient is φ = 432213288.

The previous prime is 432213277. The next prime is 432213319. The reversal of 432213289 is 982312234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397603600 + 34609689 = 19940^2 + 5883^2 .

It is a cyclic number.

It is not a de Polignac number, because 432213289 - 2¹⁵ = 432180521 is a prime.

It is not a weakly prime, because it can be changed into another prime (432213209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216106644 + 216106645.

It is an arithmetic number, because the mean of its divisors is an integer number (216106645).

Almost surely, 2^432213289 is an apocalyptic number.

It is an amenable number.

432213289 is a deficient number, since it is larger than the sum of its proper divisors (1).

432213289 is an equidigital number, since it uses as much as digits as its factorization.

432213289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 34.

The square root of 432213289 is about 20789.7399935641. The cubic root of 432213289 is about 756.0770202551.

The spelling of 432213289 in words is "four hundred thirty-two million, two hundred thirteen thousand, two hundred eighty-nine".