3285811 has 4 divisors (see below), whose sum is σ = 3479112. Its totient is φ = 3092512.

The previous prime is 3285749. The next prime is 3285823. The reversal of 3285811 is 1185823.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3285811 - 2⁷ = 3285683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3285811.

It is not an unprimeable number, because it can be changed into a prime (3285851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96625 + ... + 96658.

It is an arithmetic number, because the mean of its divisors is an integer number (869778).

Almost surely, 2^3285811 is an apocalyptic number.

3285811 is a deficient number, since it is larger than the sum of its proper divisors (193301).

3285811 is a wasteful number, since it uses less digits than its factorization.

3285811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193300.

The product of its digits is 1920, while the sum is 28.

The square root of 3285811 is about 1812.6806116909. The cubic root of 3285811 is about 148.6668683149. Note that the first 3 decimals are identical.

It can be divided in two parts, 3285 and 811, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3285811 in words is "three million, two hundred eighty-five thousand, eight hundred eleven".