325391265 has 24 divisors (see below), whose sum is σ = 564476328. Its totient is φ = 173399040.

The previous prime is 325391251. The next prime is 325391267. The reversal of 325391265 is 562193523.

325391265 is a `hidden beast` number, since 3 + 2 + 5 + 391 + 265 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 205291584 + 120099681 = 14328^2 + 10959^2 .

It is not a de Polignac number, because 325391265 - 2⁵ = 325391233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325391267) 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 23 ways as a sum of consecutive naturals, for example, 74235 + ... + 78495.

It is an arithmetic number, because the mean of its divisors is an integer number (23519847).

Almost surely, 2^325391265 is an apocalyptic number.

It is an amenable number.

325391265 is a deficient number, since it is larger than the sum of its proper divisors (239085063).

325391265 is a wasteful number, since it uses less digits than its factorization.

325391265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969 (or 5966 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 325391265 is about 18038.6048518171. The cubic root of 325391265 is about 687.8102286960.

The spelling of 325391265 in words is "three hundred twenty-five million, three hundred ninety-one thousand, two hundred sixty-five".