3258289 has 4 divisors (see below), whose sum is σ = 3262324. Its totient is φ = 3254256.

The previous prime is 3258247. The next prime is 3258293. The reversal of 3258289 is 9828523.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9828523 = 1031 ⋅9533.

It can be written as a sum of positive squares in 2 ways, for example, as 1912689 + 1345600 = 1383^2 + 1160^2 .

It is a cyclic number.

It is not a de Polignac number, because 3258289 - 2⁷ = 3258161 is a prime.

It is a d-powerful number, because it can be written as 3⁹ + 2²⁰ + 5⁷ + 8⁴ + 2²¹ + 8⁴ + 9⁴ .

It is a Duffinian number.

3258289 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3258089) 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, 342 + ... + 2575.

It is an arithmetic number, because the mean of its divisors is an integer number (815581).

Almost surely, 2^3258289 is an apocalyptic number.

It is an amenable number.

3258289 is a deficient number, since it is larger than the sum of its proper divisors (4035).

3258289 is a wasteful number, since it uses less digits than its factorization.

3258289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4034.

The product of its digits is 34560, while the sum is 37.

The square root of 3258289 is about 1805.0731287125. The cubic root of 3258289 is about 148.2506253842.

The spelling of 3258289 in words is "three million, two hundred fifty-eight thousand, two hundred eighty-nine".