3685756 has 12 divisors (see below), whose sum is σ = 6490792. Its totient is φ = 1831248.

The previous prime is 3685751. The next prime is 3685763. The reversal of 3685756 is 6575863.

It is a d-powerful number, because it can be written as 3⁹ + 6³ + 8⁵ + 5 + 7³ + 5⁹ + 6⁸ .

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 3 ways as a sum of consecutive naturals, for example, 2175 + ... + 3478.

Almost surely, 2^3685756 is an apocalyptic number.

It is an amenable number.

3685756 is a deficient number, since it is larger than the sum of its proper divisors (2805036).

3685756 is a wasteful number, since it uses less digits than its factorization.

3685756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5820 (or 5818 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 3685756 is about 1919.8322843415. The cubic root of 3685756 is about 154.4693054233.

The spelling of 3685756 in words is "three million, six hundred eighty-five thousand, seven hundred fifty-six".