6890222 has 8 divisors (see below), whose sum is σ = 10466400. Its totient is φ = 3401424.

The previous prime is 6890209. The next prime is 6890227. The reversal of 6890222 is 2220986.

It is a happy number.

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 (6890227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21647 + ... + 21962.

It is an arithmetic number, because the mean of its divisors is an integer number (1308300).

Almost surely, 2^6890222 is an apocalyptic number.

6890222 is a deficient number, since it is larger than the sum of its proper divisors (3576178).

6890222 is a wasteful number, since it uses less digits than its factorization.

6890222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43690.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 6890222 is about 2624.9232369728. The cubic root of 6890222 is about 190.2878554526.

The spelling of 6890222 in words is "six million, eight hundred ninety thousand, two hundred twenty-two".