325443330 has 48 divisors (see below), whose sum is σ = 882947520. Its totient is φ = 83011104.

The previous prime is 325443329. The next prime is 325443331. The reversal of 325443330 is 33344523.

It is a happy number.

325443330 is a `hidden beast` number, since 325 + 4 + 4 + 3 + 330 = 666.

It is an interprime number because it is at equal distance from previous prime (325443329) and next prime (325443331).

It is a super-2 number, since 2×325443330² = 211826722082977800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 325443294 and 325443303.

It is not an unprimeable number, because it can be changed into a prime (325443331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76540 + ... + 80679.

It is an arithmetic number, because the mean of its divisors is an integer number (18394740).

Almost surely, 2^325443330 is an apocalyptic number.

325443330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

325443330 is an abundant number, since it is smaller than the sum of its proper divisors (557504190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325443330 is a wasteful number, since it uses less digits than its factorization.

325443330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157255 (or 157252 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

The square root of 325443330 is about 18040.0479489385. The cubic root of 325443330 is about 687.8469116411.

Adding to 325443330 its reverse (33344523), we get a palindrome (358787853).

The spelling of 325443330 in words is "three hundred twenty-five million, four hundred forty-three thousand, three hundred thirty".