328087650 has 48 divisors (see below), whose sum is σ = 887630688. Its totient is φ = 79536000.

The previous prime is 328087637. The next prime is 328087667. The reversal of 328087650 is 56780823.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 328087599 and 328087608.

It is an unprimeable number.

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, 97771 + ... + 101070.

It is an arithmetic number, because the mean of its divisors is an integer number (18492306).

Almost surely, 2^328087650 is an apocalyptic number.

328087650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

328087650 is an abundant number, since it is smaller than the sum of its proper divisors (559543038).

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

328087650 is a wasteful number, since it uses less digits than its factorization.

328087650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198867 (or 198862 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 328087650 is about 18113.1899454514. The cubic root of 328087650 is about 689.7048727358.

The spelling of 328087650 in words is "three hundred twenty-eight million, eighty-seven thousand, six hundred fifty".