328714464 has 72 divisors (see below), whose sum is σ = 934402392. Its totient is φ = 101137920.

The previous prime is 328714457. The next prime is 328714471. The reversal of 328714464 is 464417823.

It is an interprime number because it is at equal distance from previous prime (328714457) and next prime (328714471).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6094 + ... + 26354.

It is an arithmetic number, because the mean of its divisors is an integer number (12977811).

Almost surely, 2^328714464 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 328714464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (467201196).

328714464 is an abundant number, since it is smaller than the sum of its proper divisors (605687928).

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

328714464 is a wasteful number, since it uses less digits than its factorization.

328714464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20300 (or 20279 counting only the distinct ones).

The product of its digits is 129024, while the sum is 39.

The square root of 328714464 is about 18130.4843840423. The cubic root of 328714464 is about 690.1438221518.

The spelling of 328714464 in words is "three hundred twenty-eight million, seven hundred fourteen thousand, four hundred sixty-four".