328123442 has 8 divisors (see below), whose sum is σ = 493789296. Its totient is φ = 163527012.

The previous prime is 328123427. The next prime is 328123493. The reversal of 328123442 is 244321823.

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

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 3 ways as a sum of consecutive naturals, for example, 266588 + ... + 267815.

It is an arithmetic number, because the mean of its divisors is an integer number (61723662).

Almost surely, 2^328123442 is an apocalyptic number.

328123442 is a deficient number, since it is larger than the sum of its proper divisors (165665854).

328123442 is a wasteful number, since it uses less digits than its factorization.

328123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534712.

The product of its digits is 9216, while the sum is 29.

The square root of 328123442 is about 18114.1779278001. The cubic root of 328123442 is about 689.7299524354.

The spelling of 328123442 in words is "three hundred twenty-eight million, one hundred twenty-three thousand, four hundred forty-two".