324200189 has 4 divisors (see below), whose sum is σ = 325545660. Its totient is φ = 322854720.

The previous prime is 324200143. The next prime is 324200231. The reversal of 324200189 is 981002423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 981002423 = 37 ⋅26513579.

It can be written as a sum of positive squares in 2 ways, for example, as 246019225 + 78180964 = 15685^2 + 8842^2 .

It is a cyclic number.

It is not a de Polignac number, because 324200189 - 2²⁸ = 55764733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324206189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672374 + ... + 672855.

It is an arithmetic number, because the mean of its divisors is an integer number (81386415).

Almost surely, 2^324200189 is an apocalyptic number.

It is an amenable number.

324200189 is a deficient number, since it is larger than the sum of its proper divisors (1345471).

324200189 is a wasteful number, since it uses less digits than its factorization.

324200189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345470.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 324200189 is about 18005.5599468609. The cubic root of 324200189 is about 686.9699727042.

The spelling of 324200189 in words is "three hundred twenty-four million, two hundred thousand, one hundred eighty-nine".