325800216 has 72 divisors (see below), whose sum is σ = 1026448020. Its totient is φ = 93084768.

The previous prime is 325800197. The next prime is 325800229. The reversal of 325800216 is 612008523.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×325800216² = 212291561491293312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 325800216.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 42646 + ... + 49701.

Almost surely, 2^325800216 is an apocalyptic number.

325800216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

325800216 is an abundant number, since it is smaller than the sum of its proper divisors (700647804).

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

325800216 is a wasteful number, since it uses less digits than its factorization.

325800216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92373 (or 92359 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 325800216 is about 18049.9367311911. The cubic root of 325800216 is about 688.0982541756.

Adding to 325800216 its reverse (612008523), we get a palindrome (937808739).

The spelling of 325800216 in words is "three hundred twenty-five million, eight hundred thousand, two hundred sixteen".