3680586 has 96 divisors (see below), whose sum is σ = 10342080. Its totient is φ = 961632.

The previous prime is 3680563. The next prime is 3680627. The reversal of 3680586 is 6850863.

It is a self number, because there is not a number n which added to its sum of digits gives 3680586.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34345 + ... + 34451.

It is an arithmetic number, because the mean of its divisors is an integer number (107730).

Almost surely, 2^3680586 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3680586, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5171040).

3680586 is an abundant number, since it is smaller than the sum of its proper divisors (6661494).

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

3680586 is a wasteful number, since it uses less digits than its factorization.

3680586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 3680586 is about 1918.4853400534. The cubic root of 3680586 is about 154.3970470678.

The spelling of 3680586 in words is "three million, six hundred eighty thousand, five hundred eighty-six".