328373985 has 8 divisors (see below), whose sum is σ = 525398400. Its totient is φ = 175132784.

The previous prime is 328373971. The next prime is 328373987. The reversal of 328373985 is 589373823.

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

It is a cyclic number.

It is not a de Polignac number, because 328373985 - 2¹² = 328369889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328373987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10945785 + ... + 10945814.

It is an arithmetic number, because the mean of its divisors is an integer number (65674800).

Almost surely, 2^328373985 is an apocalyptic number.

It is an amenable number.

328373985 is a deficient number, since it is larger than the sum of its proper divisors (197024415).

328373985 is a wasteful number, since it uses less digits than its factorization.

328373985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21891607.

The product of its digits is 1088640, while the sum is 48.

The square root of 328373985 is about 18121.0922684037. The cubic root of 328373985 is about 689.9054585864.

The spelling of 328373985 in words is "three hundred twenty-eight million, three hundred seventy-three thousand, nine hundred eighty-five".