3685757 has 4 divisors (see below), whose sum is σ = 3727260. Its totient is φ = 3644256.

The previous prime is 3685751. The next prime is 3685763. The reversal of 3685757 is 7575863.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3685751) and next prime (3685763).

It can be written as a sum of positive squares in 2 ways, for example, as 1819801 + 1865956 = 1349^2 + 1366^2 .

It is a cyclic number.

It is not a de Polignac number, because 3685757 - 2⁴ = 3685741 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 6³ + 8³ + 5⁵ + 7⁵ + 5⁹ + 7⁶ .

It is a Duffinian 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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20618 + ... + 20795.

It is an arithmetic number, because the mean of its divisors is an integer number (931815).

Almost surely, 2^3685757 is an apocalyptic number.

It is an amenable number.

3685757 is a deficient number, since it is larger than the sum of its proper divisors (41503).

3685757 is an equidigital number, since it uses as much as digits as its factorization.

3685757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41502.

The product of its digits is 176400, while the sum is 41.

The square root of 3685757 is about 1919.8325447809. The cubic root of 3685757 is about 154.4693193932.

The spelling of 3685757 in words is "three million, six hundred eighty-five thousand, seven hundred fifty-seven".