328214863 has 4 divisors (see below), whose sum is σ = 330799360. Its totient is φ = 325630368.

The previous prime is 328214857. The next prime is 328214893. The reversal of 328214863 is 368412823.

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 328214863 - 2²¹ = 326117711 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 (328214813) 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, 1292058 + ... + 1292311.

It is an arithmetic number, because the mean of its divisors is an integer number (82699840).

Almost surely, 2^328214863 is an apocalyptic number.

328214863 is a deficient number, since it is larger than the sum of its proper divisors (2584497).

328214863 is a wasteful number, since it uses less digits than its factorization.

328214863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584496.

The product of its digits is 55296, while the sum is 37.

The square root of 328214863 is about 18116.7012173850. The cubic root of 328214863 is about 689.7940034791.

It can be divided in two parts, 3282 and 14863, that added together give a triangular number (18145 = T₁₉₀).

The spelling of 328214863 in words is "three hundred twenty-eight million, two hundred fourteen thousand, eight hundred sixty-three".