3685797 has 8 divisors (see below), whose sum is σ = 5460480. Its totient is φ = 2457180.

The previous prime is 3685783. The next prime is 3685811. The reversal of 3685797 is 7975863.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3685783) and next prime (3685811).

It is not a de Polignac number, because 3685797 - 2⁸ = 3685541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68229 + ... + 68282.

It is an arithmetic number, because the mean of its divisors is an integer number (682560).

Almost surely, 2^3685797 is an apocalyptic number.

It is an amenable number.

3685797 is a deficient number, since it is larger than the sum of its proper divisors (1774683).

3685797 is a wasteful number, since it uses less digits than its factorization.

3685797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136520 (or 136514 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 3685797 is about 1919.8429623279. The cubic root of 3685797 is about 154.4698781884.

The spelling of 3685797 in words is "three million, six hundred eighty-five thousand, seven hundred ninety-seven".