6936872 has 16 divisors (see below), whose sum is σ = 13324500. Its totient is φ = 3383680.

The previous prime is 6936863. The next prime is 6936883. The reversal of 6936872 is 2786396.

It can be written as a sum of positive squares in 2 ways, for example, as 5262436 + 1674436 = 2294^2 + 1294^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10247 + ... + 10902.

Almost surely, 2^6936872 is an apocalyptic number.

It is an amenable number.

6936872 is a deficient number, since it is larger than the sum of its proper divisors (6387628).

6936872 is a wasteful number, since it uses less digits than its factorization.

6936872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21196 (or 21192 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 6936872 is about 2633.7942212709. The cubic root of 6936872 is about 190.7163355911.

The spelling of 6936872 in words is "six million, nine hundred thirty-six thousand, eight hundred seventy-two".