328291122 has 8 divisors (see below), whose sum is σ = 656582256. Its totient is φ = 109430372.

The previous prime is 328291079. The next prime is 328291127. The reversal of 328291122 is 221192823.

It is a sphenic number, since it is the product of 3 distinct primes.

328291122 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 328291122.

It is not an unprimeable number, because it can be changed into a prime (328291127) 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 3 ways as a sum of consecutive naturals, for example, 27357588 + ... + 27357599.

It is an arithmetic number, because the mean of its divisors is an integer number (82072782).

Almost surely, 2^328291122 is an apocalyptic number.

328291122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

328291122 is a wasteful number, since it uses less digits than its factorization.

328291122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54715192.

The product of its digits is 3456, while the sum is 30.

The square root of 328291122 is about 18118.8057553471. The cubic root of 328291122 is about 689.8474226803.

The spelling of 328291122 in words is "three hundred twenty-eight million, two hundred ninety-one thousand, one hundred twenty-two".