6311222 has 8 divisors (see below), whose sum is σ = 9559056. Its totient is φ = 3124872.

The previous prime is 6311219. The next prime is 6311251. The reversal of 6311222 is 2221136.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6311222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15113 + ... + 15524.

It is an arithmetic number, because the mean of its divisors is an integer number (1194882).

Almost surely, 2^6311222 is an apocalyptic number.

6311222 is a deficient number, since it is larger than the sum of its proper divisors (3247834).

6311222 is a wasteful number, since it uses less digits than its factorization.

6311222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30742.

The product of its digits is 144, while the sum is 17.

The square root of 6311222 is about 2512.2145609004. The cubic root of 6311222 is about 184.8010717815.

Adding to 6311222 its reverse (2221136), we get a palindrome (8532358).

The spelling of 6311222 in words is "six million, three hundred eleven thousand, two hundred twenty-two".