3289605 has 16 divisors (see below), whose sum is σ = 5742144. Its totient is φ = 1594880.

The previous prime is 3289597. The next prime is 3289613. The reversal of 3289605 is 5069823.

3289605 = T₃₁₈ + T₃₁₉ + ... + T₃₇₂.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3289597) and next prime (3289613).

It is not a de Polignac number, because 3289605 - 2³ = 3289597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9804 + ... + 10133.

It is an arithmetic number, because the mean of its divisors is an integer number (358884).

Almost surely, 2^3289605 is an apocalyptic number.

It is an amenable number.

3289605 is a deficient number, since it is larger than the sum of its proper divisors (2452539).

3289605 is a wasteful number, since it uses less digits than its factorization.

3289605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19956.

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

The square root of 3289605 is about 1813.7268261786. The cubic root of 3289605 is about 148.7240662837.

The spelling of 3289605 in words is "three million, two hundred eighty-nine thousand, six hundred five".