328381822 has 16 divisors (see below), whose sum is σ = 509155200. Its totient is φ = 158677920.

The previous prime is 328381789. The next prime is 328381831. The reversal of 328381822 is 228183823.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48204 + ... + 54592.

It is an arithmetic number, because the mean of its divisors is an integer number (31822200).

Almost surely, 2^328381822 is an apocalyptic number.

328381822 is a deficient number, since it is larger than the sum of its proper divisors (180773378).

328381822 is a wasteful number, since it uses less digits than its factorization.

328381822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7251.

The product of its digits is 36864, while the sum is 37.

The square root of 328381822 is about 18121.3085068380. The cubic root of 328381822 is about 689.9109469892.

The spelling of 328381822 in words is "three hundred twenty-eight million, three hundred eighty-one thousand, eight hundred twenty-two".