3680782 has 36 divisors (see below), whose sum is σ = 6808536. Its totient is φ = 1487640.

The previous prime is 3680753. The next prime is 3680791. The reversal of 3680782 is 2870863.

It is a happy number.

It is a super-2 number, since 2×3680782² = 27096312263048, which contains 22 as substring.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51807 + ... + 51877.

It is an arithmetic number, because the mean of its divisors is an integer number (189126).

Almost surely, 2^3680782 is an apocalyptic number.

3680782 is a deficient number, since it is larger than the sum of its proper divisors (3127754).

3680782 is a wasteful number, since it uses less digits than its factorization.

3680782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 3680782 is about 1918.5364213379. The cubic root of 3680782 is about 154.3997876898.

The spelling of 3680782 in words is "three million, six hundred eighty thousand, seven hundred eighty-two".