325921775 has 6 divisors (see below), whose sum is σ = 404143032. Its totient is φ = 260737400.

The previous prime is 325921759. The next prime is 325921777. The reversal of 325921775 is 577129523.

It is not a de Polignac number, because 325921775 - 2⁴ = 325921759 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 (325921777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6518411 + ... + 6518460.

It is an arithmetic number, because the mean of its divisors is an integer number (67357172).

Almost surely, 2^325921775 is an apocalyptic number.

325921775 is a deficient number, since it is larger than the sum of its proper divisors (78221257).

325921775 is a wasteful number, since it uses less digits than its factorization.

325921775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13036881 (or 13036876 counting only the distinct ones).

The product of its digits is 132300, while the sum is 41.

The square root of 325921775 is about 18053.3037142790. The cubic root of 325921775 is about 688.1838220900.

The spelling of 325921775 in words is "three hundred twenty-five million, nine hundred twenty-one thousand, seven hundred seventy-five".