6864069 has 8 divisors (see below), whose sum is σ = 9177760. Its totient is φ = 4563216.

The previous prime is 6864059. The next prime is 6864079. The reversal of 6864069 is 9604686.

6864069 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6864059) and next prime (6864079).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6864069 - 2¹² = 6859973 is a prime.

It is a super-2 number, since 2×6864069² = 94230886473522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6864019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1882 + ... + 4155.

It is an arithmetic number, because the mean of its divisors is an integer number (1147220).

Almost surely, 2^6864069 is an apocalyptic number.

It is an amenable number.

6864069 is a deficient number, since it is larger than the sum of its proper divisors (2313691).

6864069 is a wasteful number, since it uses less digits than its factorization.

6864069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 6864069 is about 2619.9368312996. The cubic root of 6864069 is about 190.0467936454.

The spelling of 6864069 in words is "six million, eight hundred sixty-four thousand, sixty-nine".