3813266 has 16 divisors (see below), whose sum is σ = 5863104. Its totient is φ = 1859664.

The previous prime is 3813233. The next prime is 3813289. The reversal of 3813266 is 6623183.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21956 + ... + 22128.

It is an arithmetic number, because the mean of its divisors is an integer number (366444).

Almost surely, 2^3813266 is an apocalyptic number.

3813266 is a deficient number, since it is larger than the sum of its proper divisors (2049838).

3813266 is a wasteful number, since it uses less digits than its factorization.

3813266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385.

The product of its digits is 5184, while the sum is 29.

The square root of 3813266 is about 1952.7585616251. The cubic root of 3813266 is about 156.2304560088.

The spelling of 3813266 in words is "three million, eight hundred thirteen thousand, two hundred sixty-six".