328713859 has 4 divisors (see below), whose sum is σ = 333620104. Its totient is φ = 323807616.

The previous prime is 328713857. The next prime is 328713871. The reversal of 328713859 is 958317823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 958317823 = 43 ⋅22286461.

It is a cyclic number.

It is not a de Polignac number, because 328713859 - 2¹ = 328713857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328713857) 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, 2453022 + ... + 2453155.

It is an arithmetic number, because the mean of its divisors is an integer number (83405026).

Almost surely, 2^328713859 is an apocalyptic number.

328713859 is a deficient number, since it is larger than the sum of its proper divisors (4906245).

328713859 is an equidigital number, since it uses as much as digits as its factorization.

328713859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4906244.

The product of its digits is 362880, while the sum is 46.

The square root of 328713859 is about 18130.4676994279. The cubic root of 328713859 is about 690.1433987476.

The spelling of 328713859 in words is "three hundred twenty-eight million, seven hundred thirteen thousand, eight hundred fifty-nine".