6694222 has 8 divisors (see below), whose sum is σ = 10056456. Its totient is φ = 3342072.

The previous prime is 6694217. The next prime is 6694229. The reversal of 6694222 is 2224966.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6694229) by changing a digit.

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, 553 + ... + 3700.

It is an arithmetic number, because the mean of its divisors is an integer number (1257057).

Almost surely, 2^6694222 is an apocalyptic number.

6694222 is a deficient number, since it is larger than the sum of its proper divisors (3362234).

6694222 is a wasteful number, since it uses less digits than its factorization.

6694222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5042.

The product of its digits is 10368, while the sum is 31.

The square root of 6694222 is about 2587.3194623007. The cubic root of 6694222 is about 188.4661549462.

The spelling of 6694222 in words is "six million, six hundred ninety-four thousand, two hundred twenty-two".