326430744 has 64 divisors (see below), whose sum is σ = 844999680. Its totient is φ = 104976000.

The previous prime is 326430739. The next prime is 326430779. The reversal of 326430744 is 447034623.

326430744 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

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 15 ways as a sum of consecutive naturals, for example, 402099 + ... + 402909.

It is an arithmetic number, because the mean of its divisors is an integer number (13203120).

Almost surely, 2^326430744 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 326430744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (422499840).

326430744 is an abundant number, since it is smaller than the sum of its proper divisors (518568936).

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

326430744 is a wasteful number, since it uses less digits than its factorization.

326430744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392 (or 1388 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 33.

The square root of 326430744 is about 18067.3944994844. The cubic root of 326430744 is about 688.5418651226.

The spelling of 326430744 in words is "three hundred twenty-six million, four hundred thirty thousand, seven hundred forty-four".