6662222 has 16 divisors (see below), whose sum is σ = 11456640. Its totient is φ = 2846328.

The previous prime is 6662209. The next prime is 6662231. The reversal of 6662222 is 2222666.

6662222 is a modest number, since divided by 2222 gives 666 as remainder.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6662191 and 6662200.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6029 + ... + 7047.

It is an arithmetic number, because the mean of its divisors is an integer number (716040).

Almost surely, 2^6662222 is an apocalyptic number.

6662222 is a deficient number, since it is larger than the sum of its proper divisors (4794418).

6662222 is a wasteful number, since it uses less digits than its factorization.

6662222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495.

The product of its digits is 3456, while the sum is 26.

The square root of 6662222 is about 2581.1280479666. The cubic root of 6662222 is about 188.1653705630.

Adding to 6662222 its reverse (2222666), we get a palindrome (8884888).

The spelling of 6662222 in words is "six million, six hundred sixty-two thousand, two hundred twenty-two".