6623206 has 4 divisors (see below), whose sum is σ = 9934812. Its totient is φ = 3311602.

The previous prime is 6623203. The next prime is 6623213. The reversal of 6623206 is 6023266.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623203) 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 as a sum of consecutive naturals, namely, 1655800 + ... + 1655803.

It is an arithmetic number, because the mean of its divisors is an integer number (2483703).

Almost surely, 2^6623206 is an apocalyptic number.

6623206 is a deficient number, since it is larger than the sum of its proper divisors (3311606).

6623206 is a wasteful number, since it uses less digits than its factorization.

6623206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311605.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 6623206 is about 2573.5590142835. The cubic root of 6623206 is about 187.7973332834.

The spelling of 6623206 in words is "six million, six hundred twenty-three thousand, two hundred six".