6222889 has 4 divisors (see below), whose sum is σ = 6340356. Its totient is φ = 6105424.

The previous prime is 6222883. The next prime is 6222947. The reversal of 6222889 is 9882226.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4995225 + 1227664 = 2235^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 6222889 - 2⁷ = 6222761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6222883) 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, 58654 + ... + 58759.

It is an arithmetic number, because the mean of its divisors is an integer number (1585089).

Almost surely, 2^6222889 is an apocalyptic number.

It is an amenable number.

6222889 is a deficient number, since it is larger than the sum of its proper divisors (117467).

6222889 is a wasteful number, since it uses less digits than its factorization.

6222889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117466.

The product of its digits is 27648, while the sum is 37.

The square root of 6222889 is about 2494.5719071616. The cubic root of 6222889 is about 183.9348481526.

The spelling of 6222889 in words is "six million, two hundred twenty-two thousand, eight hundred eighty-nine".