6222686 has 4 divisors (see below), whose sum is σ = 9334032. Its totient is φ = 3111342.

The previous prime is 6222679. The next prime is 6222707. The reversal of 6222686 is 6862226.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555670 + ... + 1555673.

It is an arithmetic number, because the mean of its divisors is an integer number (2333508).

Almost surely, 2^6222686 is an apocalyptic number.

6222686 is a deficient number, since it is larger than the sum of its proper divisors (3111346).

6222686 is a wasteful number, since it uses less digits than its factorization.

6222686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111345.

The product of its digits is 13824, while the sum is 32.

The square root of 6222686 is about 2494.5312184857. The cubic root of 6222686 is about 183.9328480537.

The spelling of 6222686 in words is "six million, two hundred twenty-two thousand, six hundred eighty-six".