6864329 has 4 divisors (see below), whose sum is σ = 7101060. Its totient is φ = 6627600.

The previous prime is 6864323. The next prime is 6864331. The reversal of 6864329 is 9234686.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2755600 + 4108729 = 1660^2 + 2027^2 .

It is a cyclic number.

It is not a de Polignac number, because 6864329 - 2²⁰ = 5815753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6864292 and 6864301.

It is not an unprimeable number, because it can be changed into a prime (6864323) 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, 118322 + ... + 118379.

It is an arithmetic number, because the mean of its divisors is an integer number (1775265).

Almost surely, 2^6864329 is an apocalyptic number.

It is an amenable number.

6864329 is a deficient number, since it is larger than the sum of its proper divisors (236731).

6864329 is a wasteful number, since it uses less digits than its factorization.

6864329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236730.

The product of its digits is 62208, while the sum is 38.

The square root of 6864329 is about 2619.9864503466. The cubic root of 6864329 is about 190.0491931717.

The spelling of 6864329 in words is "six million, eight hundred sixty-four thousand, three hundred twenty-nine".