326958240 has 384 divisors, whose sum is σ = 1260306432. Its totient is φ = 69672960.

The previous prime is 326958221. The next prime is 326958241. The reversal of 326958240 is 42859623.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (326958241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4478844 + ... + 4478916.

It is an arithmetic number, because the mean of its divisors is an integer number (3282048).

Almost surely, 2^326958240 is an apocalyptic number.

326958240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326958240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630153216).

326958240 is an abundant number, since it is smaller than the sum of its proper divisors (933348192).

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

326958240 is a wasteful number, since it uses less digits than its factorization.

326958240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 326958240 is about 18081.9866165198. The cubic root of 326958240 is about 688.9125487692.

The spelling of 326958240 in words is "three hundred twenty-six million, nine hundred fifty-eight thousand, two hundred forty".