6220918 has 8 divisors (see below), whose sum is σ = 10179720. Its totient is φ = 2827680.

The previous prime is 6220897. The next prime is 6220927. The reversal of 6220918 is 8190226.

It is a happy number.

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

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, 141363 + ... + 141406.

It is an arithmetic number, because the mean of its divisors is an integer number (1272465).

Almost surely, 2^6220918 is an apocalyptic number.

6220918 is a deficient number, since it is larger than the sum of its proper divisors (3958802).

6220918 is a wasteful number, since it uses less digits than its factorization.

6220918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282782.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 6220918 is about 2494.1768181105. The cubic root of 6220918 is about 183.9154266338.

The spelling of 6220918 in words is "six million, two hundred twenty thousand, nine hundred eighteen".