3682780 has 24 divisors (see below), whose sum is σ = 7867440. Its totient is φ = 1447680.

The previous prime is 3682759. The next prime is 3682781. The reversal of 3682780 is 872863.

3682780 = T₄₅ + T₄₆ + ... + T₂₈₀.

It is a happy number.

3682780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3682781) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 381 + ... + 2740.

It is an arithmetic number, because the mean of its divisors is an integer number (327810).

Almost surely, 2^3682780 is an apocalyptic number.

It is an amenable number.

3682780 is an abundant number, since it is smaller than the sum of its proper divisors (4184660).

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

3682780 is a wasteful number, since it uses less digits than its factorization.

3682780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189 (or 3187 counting only the distinct ones).

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

The square root of 3682780 is about 1919.0570601209. The cubic root of 3682780 is about 154.4277197048.

The spelling of 3682780 in words is "three million, six hundred eighty-two thousand, seven hundred eighty".