8213606 has 4 divisors (see below), whose sum is σ = 12320412. Its totient is φ = 4106802.

The previous prime is 8213603. The next prime is 8213627. The reversal of 8213606 is 6063128.

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 (8213603) 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, 2053400 + ... + 2053403.

It is an arithmetic number, because the mean of its divisors is an integer number (3080103).

Almost surely, 2^8213606 is an apocalyptic number.

8213606 is a deficient number, since it is larger than the sum of its proper divisors (4106806).

8213606 is a wasteful number, since it uses less digits than its factorization.

8213606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4106805.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 8213606 is about 2865.9389386377. The cubic root of 8213606 is about 201.7644380164.

The spelling of 8213606 in words is "eight million, two hundred thirteen thousand, six hundred six".