6867690 has 16 divisors (see below), whose sum is σ = 16482528. Its totient is φ = 1831376.

The previous prime is 6867667. The next prime is 6867733. The reversal of 6867690 is 967686.

It is a happy number.

It is a super-2 number, since 2×6867690² = 94330331872200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114432 + ... + 114491.

It is an arithmetic number, because the mean of its divisors is an integer number (1030158).

Almost surely, 2^6867690 is an apocalyptic number.

6867690 is an abundant number, since it is smaller than the sum of its proper divisors (9614838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6867690 is a wasteful number, since it uses less digits than its factorization.

6867690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228933.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 6867690 is about 2620.6277873823. The cubic root of 6867690 is about 190.0802062110.

It can be divided in two parts, 6867 and 690, that added together give a palindrome (7557).

The spelling of 6867690 in words is "six million, eight hundred sixty-seven thousand, six hundred ninety".