3706986 has 16 divisors (see below), whose sum is σ = 7850304. Its totient is φ = 1162944.

The previous prime is 3706961. The next prime is 3707021. The reversal of 3706986 is 6896073.

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, 18070 + ... + 18273.

It is an arithmetic number, because the mean of its divisors is an integer number (490644).

Almost surely, 2^3706986 is an apocalyptic number.

3706986 is an abundant number, since it is smaller than the sum of its proper divisors (4143318).

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

3706986 is a wasteful number, since it uses less digits than its factorization.

3706986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36365.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 3706986 is about 1925.3534740405. The cubic root of 3706986 is about 154.7653195016.

The spelling of 3706986 in words is "three million, seven hundred six thousand, nine hundred eighty-six".