3665682 has 16 divisors (see below), whose sum is σ = 8146080. Its totient is φ = 1221876.

The previous prime is 3665677. The next prime is 3665731. The reversal of 3665682 is 2865663.

It is a d-powerful number, because it can be written as 3 + 6 + 6² + 5⁹ + 6⁸ + 8⁵ + 2⁷ .

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, 33888 + ... + 33995.

It is an arithmetic number, because the mean of its divisors is an integer number (509130).

Almost surely, 2^3665682 is an apocalyptic number.

3665682 is an abundant number, since it is smaller than the sum of its proper divisors (4480398).

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

3665682 is a wasteful number, since it uses less digits than its factorization.

3665682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67894 (or 67888 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3665682 is about 1914.5970855509. The cubic root of 3665682 is about 154.1883623066.

The spelling of 3665682 in words is "three million, six hundred sixty-five thousand, six hundred eighty-two".