6847222 has 4 divisors (see below), whose sum is σ = 10270836. Its totient is φ = 3423610.

The previous prime is 6847213. The next prime is 6847223. The reversal of 6847222 is 2227486.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6847223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1711804 + ... + 1711807.

It is an arithmetic number, because the mean of its divisors is an integer number (2567709).

Almost surely, 2^6847222 is an apocalyptic number.

6847222 is a deficient number, since it is larger than the sum of its proper divisors (3423614).

6847222 is a wasteful number, since it uses less digits than its factorization.

6847222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423613.

The product of its digits is 10752, while the sum is 31.

The square root of 6847222 is about 2616.7197022226. The cubic root of 6847222 is about 189.8911842289.

The spelling of 6847222 in words is "six million, eight hundred forty-seven thousand, two hundred twenty-two".