324242687 has 2 divisors, whose sum is σ = 324242688. Its totient is φ = 324242686.

The previous prime is 324242663. The next prime is 324242689. The reversal of 324242687 is 786242423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 324242687 - 2²⁸ = 55807231 is a prime.

Together with 324242689, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 324242687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324242689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162121343 + 162121344.

It is an arithmetic number, because the mean of its divisors is an integer number (162121344).

Almost surely, 2^324242687 is an apocalyptic number.

324242687 is a deficient number, since it is larger than the sum of its proper divisors (1).

324242687 is an equidigital number, since it uses as much as digits as its factorization.

324242687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 38.

The square root of 324242687 is about 18006.7400436614. The cubic root of 324242687 is about 686.9999886998. Note that the first 4 decimals are identical.

The spelling of 324242687 in words is "three hundred twenty-four million, two hundred forty-two thousand, six hundred eighty-seven".