3853685 has 8 divisors (see below), whose sum is σ = 5044896. Its totient is φ = 2802640.

The previous prime is 3853669. The next prime is 3853687. The reversal of 3853685 is 5863583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3853685 - 2⁴ = 3853669 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3853687) 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, 34979 + ... + 35088.

It is an arithmetic number, because the mean of its divisors is an integer number (630612).

Almost surely, 2^3853685 is an apocalyptic number.

It is an amenable number.

3853685 is a deficient number, since it is larger than the sum of its proper divisors (1191211).

3853685 is a wasteful number, since it uses less digits than its factorization.

3853685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70083.

The product of its digits is 86400, while the sum is 38.

The square root of 3853685 is about 1963.0804873973. The cubic root of 3853685 is about 156.7805092782.

The spelling of 3853685 in words is "three million, eight hundred fifty-three thousand, six hundred eighty-five".