326351140 has 48 divisors (see below), whose sum is σ = 716994432. Its totient is φ = 124540416.

The previous prime is 326351111. The next prime is 326351141. The reversal of 326351140 is 41153623.

326351140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (326351141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250972 + ... + 252268.

It is an arithmetic number, because the mean of its divisors is an integer number (14937384).

Almost surely, 2^326351140 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 326351140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358497216).

326351140 is an abundant number, since it is smaller than the sum of its proper divisors (390643292).

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

326351140 is a wasteful number, since it uses less digits than its factorization.

326351140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876 (or 1874 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 326351140 is about 18065.1913911810. The cubic root of 326351140 is about 688.4858908783.

The spelling of 326351140 in words is "three hundred twenty-six million, three hundred fifty-one thousand, one hundred forty".