3258361 has 4 divisors (see below), whose sum is σ = 3290724. Its totient is φ = 3226000.

The previous prime is 3258349. The next prime is 3258371. The reversal of 3258361 is 1638523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1638523 = 101 ⋅16223.

It can be written as a sum of positive squares in 2 ways, for example, as 1806336 + 1452025 = 1344^2 + 1205^2 .

It is a cyclic number.

It is not a de Polignac number, because 3258361 - 2¹¹ = 3256313 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3258301) 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, 16030 + ... + 16231.

It is an arithmetic number, because the mean of its divisors is an integer number (822681).

Almost surely, 2^3258361 is an apocalyptic number.

It is an amenable number.

3258361 is a deficient number, since it is larger than the sum of its proper divisors (32363).

3258361 is a wasteful number, since it uses less digits than its factorization.

3258361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32362.

The product of its digits is 4320, while the sum is 28.

The square root of 3258361 is about 1805.0930723927. The cubic root of 3258361 is about 148.2517173650.

The spelling of 3258361 in words is "three million, two hundred fifty-eight thousand, three hundred sixty-one".