325266813 has 32 divisors (see below), whose sum is σ = 500102400. Its totient is φ = 208692288.

The previous prime is 325266769. The next prime is 325266841. The reversal of 325266813 is 318662523.

It is a happy number.

It is not a de Polignac number, because 325266813 - 2¹⁰ = 325265789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325266853) 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 31 ways as a sum of consecutive naturals, for example, 380895 + ... + 381747.

It is an arithmetic number, because the mean of its divisors is an integer number (15628200).

Almost surely, 2^325266813 is an apocalyptic number.

It is an amenable number.

325266813 is a deficient number, since it is larger than the sum of its proper divisors (174835587).

325266813 is a wasteful number, since it uses less digits than its factorization.

325266813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378 (or 1372 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 325266813 is about 18035.1549203216. The cubic root of 325266813 is about 687.7225288680.

The spelling of 325266813 in words is "three hundred twenty-five million, two hundred sixty-six thousand, eight hundred thirteen".