3685707 has 6 divisors (see below), whose sum is σ = 5323812. Its totient is φ = 2457132.

The previous prime is 3685699. The next prime is 3685729. The reversal of 3685707 is 7075863.

It is not a de Polignac number, because 3685707 - 2³ = 3685699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3685007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204753 + ... + 204770.

It is an arithmetic number, because the mean of its divisors is an integer number (887302).

Almost surely, 2^3685707 is an apocalyptic number.

3685707 is a deficient number, since it is larger than the sum of its proper divisors (1638105).

3685707 is a wasteful number, since it uses less digits than its factorization.

3685707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409529 (or 409526 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 3685707 is about 1919.8195227677. The cubic root of 3685707 is about 154.4686208935.

The spelling of 3685707 in words is "three million, six hundred eighty-five thousand, seven hundred seven".