325579489 has 4 divisors (see below), whose sum is σ = 330039556. Its totient is φ = 321119424.

The previous prime is 325579469. The next prime is 325579537. The reversal of 325579489 is 984975523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 243984400 + 81595089 = 15620^2 + 9033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325579489 is a prime.

It is a super-2 number, since 2×325579489² = 212004007315002242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325579439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2229924 + ... + 2230069.

It is an arithmetic number, because the mean of its divisors is an integer number (82509889).

Almost surely, 2^325579489 is an apocalyptic number.

It is an amenable number.

325579489 is a deficient number, since it is larger than the sum of its proper divisors (4460067).

325579489 is an equidigital number, since it uses as much as digits as its factorization.

325579489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460066.

The product of its digits is 2721600, while the sum is 52.

The square root of 325579489 is about 18043.8213524741. The cubic root of 325579489 is about 687.9428254103.

The spelling of 325579489 in words is "three hundred twenty-five million, five hundred seventy-nine thousand, four hundred eighty-nine".