6222997 has 4 divisors (see below), whose sum is σ = 6788736. Its totient is φ = 5657260.

The previous prime is 6222991. The next prime is 6223001. The reversal of 6222997 is 7992226.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6222997 - 2⁷ = 6222869 is a prime.

It is a Duffinian number.

6222997 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6222991) 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, 282853 + ... + 282874.

It is an arithmetic number, because the mean of its divisors is an integer number (1697184).

Almost surely, 2^6222997 is an apocalyptic number.

It is an amenable number.

6222997 is a deficient number, since it is larger than the sum of its proper divisors (565739).

6222997 is a wasteful number, since it uses less digits than its factorization.

6222997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565738.

The product of its digits is 27216, while the sum is 37.

The square root of 6222997 is about 2494.5935540685. The cubic root of 6222997 is about 183.9359122269.

It can be divided in two parts, 62229 and 97, that added together give a palindrome (62326).

The spelling of 6222997 in words is "six million, two hundred twenty-two thousand, nine hundred ninety-seven".