3285865 has 8 divisors (see below), whose sum is σ = 4301568. Its totient is φ = 2389680.

The previous prime is 3285857. The next prime is 3285889. The reversal of 3285865 is 5685823.

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

It is not a de Polignac number, because 3285865 - 2³ = 3285857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29817 + ... + 29926.

It is an arithmetic number, because the mean of its divisors is an integer number (537696).

Almost surely, 2^3285865 is an apocalyptic number.

It is an amenable number.

3285865 is a deficient number, since it is larger than the sum of its proper divisors (1015703).

3285865 is a wasteful number, since it uses less digits than its factorization.

3285865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59759.

The product of its digits is 57600, while the sum is 37.

The square root of 3285865 is about 1812.6955066971. The cubic root of 3285865 is about 148.6676827223.

It can be divided in two parts, 32858 and 65, that added together give a palindrome (32923).

The spelling of 3285865 in words is "three million, two hundred eighty-five thousand, eight hundred sixty-five".