3666814 has 8 divisors (see below), whose sum is σ = 5508360. Its totient is φ = 1830696.

The previous prime is 3666809. The next prime is 3666823. The reversal of 3666814 is 4186663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3666814.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1852 + ... + 3280.

It is an arithmetic number, because the mean of its divisors is an integer number (688545).

Almost surely, 2^3666814 is an apocalyptic number.

3666814 is a deficient number, since it is larger than the sum of its proper divisors (1841546).

3666814 is a wasteful number, since it uses less digits than its factorization.

3666814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714.

The product of its digits is 20736, while the sum is 34.

The square root of 3666814 is about 1914.8926862882. The cubic root of 3666814 is about 154.2042323196.

The spelling of 3666814 in words is "three million, six hundred sixty-six thousand, eight hundred fourteen".