3685750 has 32 divisors (see below), whose sum is σ = 7210944. Its totient is φ = 1408000.

The previous prime is 3685741. The next prime is 3685751. The reversal of 3685750 is 575863.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5430 + ... + 6070.

It is an arithmetic number, because the mean of its divisors is an integer number (225342).

Almost surely, 2^3685750 is an apocalyptic number.

3685750 is a deficient number, since it is larger than the sum of its proper divisors (3525194).

3685750 is a wasteful number, since it uses less digits than its factorization.

3685750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681 (or 671 counting only the distinct ones).

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

The square root of 3685750 is about 1919.8307217044. The cubic root of 3685750 is about 154.4692216036.

The spelling of 3685750 in words is "three million, six hundred eighty-five thousand, seven hundred fifty".