3685580 has 12 divisors (see below), whose sum is σ = 7739760. Its totient is φ = 1474224.

The previous prime is 3685571. The next prime is 3685597. The reversal of 3685580 is 855863.

3685580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3685580.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92120 + ... + 92159.

It is an arithmetic number, because the mean of its divisors is an integer number (644980).

Almost surely, 2^3685580 is an apocalyptic number.

It is an amenable number.

3685580 is an abundant number, since it is smaller than the sum of its proper divisors (4054180).

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

3685580 is a wasteful number, since it uses less digits than its factorization.

3685580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184288 (or 184286 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 3685580 is about 1919.7864464570. The cubic root of 3685580 is about 154.4668466757.

The spelling of 3685580 in words is "three million, six hundred eighty-five thousand, five hundred eighty".