326545344 has 112 divisors (see below), whose sum is σ = 972251040. Its totient is φ = 108801792.

The previous prime is 326545339. The next prime is 326545357. The reversal of 326545344 is 443545623.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 326545299 and 326545308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138802 + ... + 141134.

Almost surely, 2^326545344 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 326545344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (486125520).

326545344 is an abundant number, since it is smaller than the sum of its proper divisors (645705696).

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

326545344 is an frugal number, since it uses more digits than its factorization.

326545344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366 (or 2338 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 326545344 is about 18070.5656801330. The cubic root of 326545344 is about 688.6224311304.

The spelling of 326545344 in words is "three hundred twenty-six million, five hundred forty-five thousand, three hundred forty-four".