328896612 has 144 divisors (see below), whose sum is σ = 990662400. Its totient is φ = 94361760.

The previous prime is 328896611. The next prime is 328896643. The reversal of 328896612 is 216698823.

328896612 is a `hidden beast` number, since 3 + 28 + 8 + 9 + 6 + 612 = 666.

It is not an unprimeable number, because it can be changed into a prime (328896611) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 202339 + ... + 203957.

It is an arithmetic number, because the mean of its divisors is an integer number (6879600).

Almost surely, 2^328896612 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 328896612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495331200).

328896612 is an abundant number, since it is smaller than the sum of its proper divisors (661765788).

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

328896612 is a wasteful number, since it uses less digits than its factorization.

328896612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668 (or 1654 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 328896612 is about 18135.5069408054. The cubic root of 328896612 is about 690.2712732972.

The spelling of 328896612 in words is "three hundred twenty-eight million, eight hundred ninety-six thousand, six hundred twelve".