3255911 has 4 divisors (see below), whose sum is σ = 3259824. Its totient is φ = 3252000.

The previous prime is 3255893. The next prime is 3255913. The reversal of 3255911 is 1195523.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3255911 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3255913) 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 3 ways as a sum of consecutive naturals, for example, 155 + ... + 2556.

It is an arithmetic number, because the mean of its divisors is an integer number (814956).

Almost surely, 2^3255911 is an apocalyptic number.

3255911 is the 965-th centered heptagonal number.

3255911 is a deficient number, since it is larger than the sum of its proper divisors (3913).

3255911 is a wasteful number, since it uses less digits than its factorization.

3255911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its digits is 1350, while the sum is 26.

The square root of 3255911 is about 1804.4143094090. The cubic root of 3255911 is about 148.2145506441.

The spelling of 3255911 in words is "three million, two hundred fifty-five thousand, nine hundred eleven".