325342261 has 4 divisors (see below), whose sum is σ = 325387372. Its totient is φ = 325297152.

The previous prime is 325342253. The next prime is 325342267. The reversal of 325342261 is 162243523.

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 97634161 + 227708100 = 9881^2 + 15090^2 .

It is a cyclic number.

It is not a de Polignac number, because 325342261 - 2³ = 325342253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325342267) 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, 9036 + ... + 27061.

It is an arithmetic number, because the mean of its divisors is an integer number (81346843).

Almost surely, 2^325342261 is an apocalyptic number.

It is an amenable number.

325342261 is a deficient number, since it is larger than the sum of its proper divisors (45111).

325342261 is an equidigital number, since it uses as much as digits as its factorization.

325342261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45110.

The product of its digits is 8640, while the sum is 28.

The square root of 325342261 is about 18037.2464916350. The cubic root of 325342261 is about 687.7756988359.

Adding to 325342261 its reverse (162243523), we get a palindrome (487585784).

The spelling of 325342261 in words is "three hundred twenty-five million, three hundred forty-two thousand, two hundred sixty-one".