325311225 has 12 divisors (see below), whose sum is σ = 537848016. Its totient is φ = 173499280.

The previous prime is 325311223. The next prime is 325311227. The reversal of 325311225 is 522113523.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (325311223) and next prime (325311227).

It is not a de Polignac number, because 325311225 - 2¹ = 325311223 is a prime.

It is a super-2 number, since 2×325311225² = 211654786222001250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 325311195 and 325311204.

It is not an unprimeable number, because it can be changed into a prime (325311221) 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, 2168667 + ... + 2168816.

It is an arithmetic number, because the mean of its divisors is an integer number (44820668).

Almost surely, 2^325311225 is an apocalyptic number.

It is an amenable number.

325311225 is a deficient number, since it is larger than the sum of its proper divisors (212536791).

325311225 is a wasteful number, since it uses less digits than its factorization.

325311225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337496 (or 4337491 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 325311225 is about 18036.3861402444. The cubic root of 325311225 is about 687.7538280371.

Adding to 325311225 its reverse (522113523), we get a palindrome (847424748).

The spelling of 325311225 in words is "three hundred twenty-five million, three hundred eleven thousand, two hundred twenty-five".