326329900 has 72 divisors (see below), whose sum is σ = 767544624. Its totient is φ = 119712000.

The previous prime is 326329891. The next prime is 326329907. The reversal of 326329900 is 9923623.

It is not an unprimeable number, because it can be changed into a prime (326329907) 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, 224175 + ... + 225625.

It is an arithmetic number, because the mean of its divisors is an integer number (10660342).

Almost surely, 2^326329900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326329900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383772312).

326329900 is an abundant number, since it is smaller than the sum of its proper divisors (441214724).

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

326329900 is a wasteful number, since it uses less digits than its factorization.

326329900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651 (or 1644 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 326329900 is about 18064.6035107334. The cubic root of 326329900 is about 688.4709542494.

The spelling of 326329900 in words is "three hundred twenty-six million, three hundred twenty-nine thousand, nine hundred".