6222859 has 4 divisors (see below), whose sum is σ = 6230016. Its totient is φ = 6215704.

The previous prime is 6222829. The next prime is 6222869. The reversal of 6222859 is 9582226.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6222859 - 2¹⁹ = 5698571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6222829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2059 + ... + 4084.

It is an arithmetic number, because the mean of its divisors is an integer number (1557504).

Almost surely, 2^6222859 is an apocalyptic number.

6222859 is a deficient number, since it is larger than the sum of its proper divisors (7157).

6222859 is a wasteful number, since it uses less digits than its factorization.

6222859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7156.

The product of its digits is 17280, while the sum is 34.

The square root of 6222859 is about 2494.5658940986. The cubic root of 6222859 is about 183.9345525743.

It can be divided in two parts, 622 and 2859, that added together give a square (3481 = 59²).

The spelling of 6222859 in words is "six million, two hundred twenty-two thousand, eight hundred fifty-nine".