320424199 has 4 divisors (see below), whose sum is σ = 322276536. Its totient is φ = 318571864.

The previous prime is 320424191. The next prime is 320424241. The reversal of 320424199 is 991424023.

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 320424199 - 2³ = 320424191 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 (320424191) 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, 925909 + ... + 926254.

It is an arithmetic number, because the mean of its divisors is an integer number (80569134).

Almost surely, 2^320424199 is an apocalyptic number.

320424199 is a deficient number, since it is larger than the sum of its proper divisors (1852337).

320424199 is a wasteful number, since it uses less digits than its factorization.

320424199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852336.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 320424199 is about 17900.3966157178. The cubic root of 320424199 is about 684.2924827541.

The spelling of 320424199 in words is "three hundred twenty million, four hundred twenty-four thousand, one hundred ninety-nine".