328670496 has 144 divisors (see below), whose sum is σ = 1165364928. Its totient is φ = 85363200.

The previous prime is 328670491. The next prime is 328670567. The reversal of 328670496 is 694076823.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (328670491) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 14766 + ... + 29586.

It is an arithmetic number, because the mean of its divisors is an integer number (8092812).

Almost surely, 2^328670496 is an apocalyptic number.

328670496 is a gapful number since it is divisible by the number (36) 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 328670496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582682464).

328670496 is an abundant number, since it is smaller than the sum of its proper divisors (836694432).

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

328670496 is a wasteful number, since it uses less digits than its factorization.

328670496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14855 (or 14844 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 328670496 is about 18129.2718000476. The cubic root of 328670496 is about 690.1130501598.

The spelling of 328670496 in words is "three hundred twenty-eight million, six hundred seventy thousand, four hundred ninety-six".