3268905 has 16 divisors (see below), whose sum is σ = 5253120. Its totient is φ = 1735808.

The previous prime is 3268901. The next prime is 3268907. The reversal of 3268905 is 5098623.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3268905 - 2² = 3268901 is a prime.

It is an Ulam number.

3268905 is a lucky number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (3268901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5461 + ... + 6029.

It is an arithmetic number, because the mean of its divisors is an integer number (328320).

Almost surely, 2^3268905 is an apocalyptic number.

It is an amenable number.

3268905 is a deficient number, since it is larger than the sum of its proper divisors (1984215).

3268905 is a wasteful number, since it uses less digits than its factorization.

3268905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 3268905 is about 1808.0113384600. The cubic root of 3268905 is about 148.4114585156.

The spelling of 3268905 in words is "three million, two hundred sixty-eight thousand, nine hundred five".