326364672 has 160 divisors (see below), whose sum is σ = 936904320. Its totient is φ = 100638720.

The previous prime is 326364671. The next prime is 326364707. The reversal of 326364672 is 276463623.

Its product of digits (217728) is a multiple of the sum of its prime divisors (288).

It is a self number, because there is not a number n which added to its sum of digits gives 326364672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326364671) 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, 1546647 + ... + 1546857.

It is an arithmetic number, because the mean of its divisors is an integer number (5855652).

Almost surely, 2^326364672 is an apocalyptic number.

326364672 is a gapful number since it is divisible by the number (32) 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 326364672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468452160).

326364672 is an abundant number, since it is smaller than the sum of its proper divisors (610539648).

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

326364672 is a wasteful number, since it uses less digits than its factorization.

326364672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 288 counting only the distinct ones).

The product of its digits is 217728, while the sum is 39.

The square root of 326364672 is about 18065.5659197270. The cubic root of 326364672 is about 688.4954066637.

The spelling of 326364672 in words is "three hundred twenty-six million, three hundred sixty-four thousand, six hundred seventy-two".