320010325 has 12 divisors (see below), whose sum is σ = 398552740. Its totient is φ = 254885760.

The previous prime is 320010323. The next prime is 320010347. The reversal of 320010325 is 523010023.

It can be written as a sum of positive squares in 6 ways, for example, as 6932689 + 313077636 = 2633^2 + 17694^2 .

It is not a de Polignac number, because 320010325 - 2¹ = 320010323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320010299 and 320010308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320010323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22224 + ... + 33673.

Almost surely, 2^320010325 is an apocalyptic number.

It is an amenable number.

320010325 is a deficient number, since it is larger than the sum of its proper divisors (78542415).

320010325 is a wasteful number, since it uses less digits than its factorization.

320010325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56136 (or 56131 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 320010325 is about 17888.8324101938. The cubic root of 320010325 is about 683.9977350506.

Adding to 320010325 its reverse (523010023), we get a palindrome (843020348).

The spelling of 320010325 in words is "three hundred twenty million, ten thousand, three hundred twenty-five".