3685715 has 16 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 2538720.

The previous prime is 3685699. The next prime is 3685729. The reversal of 3685715 is 5175863.

It is not a de Polignac number, because 3685715 - 2⁴ = 3685699 is a prime.

It is a super-2 number, since 2×3685715² = 27168990122450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719 + ... + 2808.

It is an arithmetic number, because the mean of its divisors is an integer number (317520).

Almost surely, 2^3685715 is an apocalyptic number.

3685715 is a deficient number, since it is larger than the sum of its proper divisors (1394605).

3685715 is a wasteful number, since it uses less digits than its factorization.

3685715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562.

The product of its digits is 25200, while the sum is 35.

The square root of 3685715 is about 1919.8216062958. The cubic root of 3685715 is about 154.4687326538.

The spelling of 3685715 in words is "three million, six hundred eighty-five thousand, seven hundred fifteen".