6867869 has 8 divisors (see below), whose sum is σ = 7342272. Its totient is φ = 6408160.

The previous prime is 6867841. The next prime is 6867871. The reversal of 6867869 is 9687686.

6867869 = 151² + 152² + ... + 288².

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

It is a cyclic number.

It is not a de Polignac number, because 6867869 - 2⁸ = 6867613 is a prime.

It is a super-2 number, since 2×6867869² = 94335249202322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6867769) 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 7 ways as a sum of consecutive naturals, for example, 2699 + ... + 4584.

It is an arithmetic number, because the mean of its divisors is an integer number (917784).

Almost surely, 2^6867869 is an apocalyptic number.

It is an amenable number.

6867869 is a deficient number, since it is larger than the sum of its proper divisors (474403).

6867869 is a wasteful number, since it uses less digits than its factorization.

6867869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7347.

The product of its digits is 870912, while the sum is 50.

The square root of 6867869 is about 2620.6619392818. The cubic root of 6867869 is about 190.0818576184.

The spelling of 6867869 in words is "six million, eight hundred sixty-seven thousand, eight hundred sixty-nine".