3706806 has 8 divisors (see below), whose sum is σ = 7413624. Its totient is φ = 1235600.

The previous prime is 3706777. The next prime is 3706817. The reversal of 3706806 is 6086073.

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

3706806 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 308895 + ... + 308906.

It is an arithmetic number, because the mean of its divisors is an integer number (926703).

Almost surely, 2^3706806 is an apocalyptic number.

3706806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3706806 is a wasteful number, since it uses less digits than its factorization.

3706806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617806.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 3706806 is about 1925.3067288097. The cubic root of 3706806 is about 154.7628144829.

The spelling of 3706806 in words is "three million, seven hundred six thousand, eight hundred six".