202324243 has 4 divisors (see below), whose sum is σ = 220717368. Its totient is φ = 183931120.

The previous prime is 202324211. The next prime is 202324253. The reversal of 202324243 is 342423202.

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

It is a cyclic number.

It is not a de Polignac number, because 202324243 - 2⁵ = 202324211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202324253) 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 in 3 ways as a sum of consecutive naturals, for example, 9196546 + ... + 9196567.

It is an arithmetic number, because the mean of its divisors is an integer number (55179342).

Almost surely, 2^202324243 is an apocalyptic number.

202324243 is a deficient number, since it is larger than the sum of its proper divisors (18393125).

202324243 is a wasteful number, since it uses less digits than its factorization.

202324243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18393124.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 202324243 is about 14224.0726587008. The cubic root of 202324243 is about 587.0602043102.

Adding to 202324243 its reverse (342423202), we get a palindrome (544747445).

The spelling of 202324243 in words is "two hundred two million, three hundred twenty-four thousand, two hundred forty-three".