3785560 has 64 divisors (see below), whose sum is σ = 9525600. Its totient is φ = 1345536.

The previous prime is 3785549. The next prime is 3785569. The reversal of 3785560 is 655873.

It is a happy number.

3785560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3785569) 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 15 ways as a sum of consecutive naturals, for example, 12774 + ... + 13066.

Almost surely, 2^3785560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3785560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4762800).

3785560 is an abundant number, since it is smaller than the sum of its proper divisors (5740040).

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

3785560 is a wasteful number, since it uses less digits than its factorization.

3785560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 3785560 is about 1945.6515618168. The cubic root of 3785560 is about 155.8511620071.

The spelling of 3785560 in words is "three million, seven hundred eighty-five thousand, five hundred sixty".