328386912 has 96 divisors (see below), whose sum is σ = 1001435904. Its totient is φ = 92275200.

The previous prime is 328386907. The next prime is 328386931. The reversal of 328386912 is 219683823.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 36987 + ... + 44997.

It is an arithmetic number, because the mean of its divisors is an integer number (10431624).

Almost surely, 2^328386912 is an apocalyptic number.

328386912 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 328386912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (500717952).

328386912 is an abundant number, since it is smaller than the sum of its proper divisors (673048992).

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

328386912 is a wasteful number, since it uses less digits than its factorization.

328386912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8092 (or 8084 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 328386912 is about 18121.4489486906. The cubic root of 328386912 is about 689.9145115679.

The spelling of 328386912 in words is "three hundred twenty-eight million, three hundred eighty-six thousand, nine hundred twelve".