3685347 has 6 divisors (see below), whose sum is σ = 5323292. Its totient is φ = 2456892.

The previous prime is 3685337. The next prime is 3685369. The reversal of 3685347 is 7435863.

It is a happy number.

It is not a de Polignac number, because 3685347 - 2⁷ = 3685219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3685327) 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 5 ways as a sum of consecutive naturals, for example, 204733 + ... + 204750.

Almost surely, 2^3685347 is an apocalyptic number.

3685347 is a deficient number, since it is larger than the sum of its proper divisors (1637945).

3685347 is a wasteful number, since it uses less digits than its factorization.

3685347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409489 (or 409486 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3685347 is about 1919.7257616649. The cubic root of 3685347 is about 154.4635915089.

The spelling of 3685347 in words is "three million, six hundred eighty-five thousand, three hundred forty-seven".