3813566 has 8 divisors (see below), whose sum is σ = 6021480. Its totient is φ = 1806408.

The previous prime is 3813539. The next prime is 3813571. The reversal of 3813566 is 6653183.

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, 50141 + ... + 50216.

It is an arithmetic number, because the mean of its divisors is an integer number (752685).

Almost surely, 2^3813566 is an apocalyptic number.

3813566 is a deficient number, since it is larger than the sum of its proper divisors (2207914).

3813566 is a wasteful number, since it uses less digits than its factorization.

3813566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100378.

The product of its digits is 12960, while the sum is 32.

The square root of 3813566 is about 1952.8353745260. The cubic root of 3813566 is about 156.2345529263.

The spelling of 3813566 in words is "three million, eight hundred thirteen thousand, five hundred sixty-six".