4218326 has 16 divisors (see below), whose sum is σ = 7408800. Its totient is φ = 1763520.

The previous prime is 4218317. The next prime is 4218349. The reversal of 4218326 is 6238124.

It is a junction number, because it is equal to n+sod(n) for n = 4218295 and 4218304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3101 + ... + 4248.

It is an arithmetic number, because the mean of its divisors is an integer number (463050).

Almost surely, 2^4218326 is an apocalyptic number.

4218326 is a deficient number, since it is larger than the sum of its proper divisors (3190474).

4218326 is a wasteful number, since it uses less digits than its factorization.

4218326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7399.

The product of its digits is 2304, while the sum is 26.

The square root of 4218326 is about 2053.8563727778. The cubic root of 4218326 is about 161.5771883544.

The spelling of 4218326 in words is "four million, two hundred eighteen thousand, three hundred twenty-six".