328632873 has 16 divisors (see below), whose sum is σ = 463644480. Its totient is φ = 206475264.

The previous prime is 328632869. The next prime is 328632893. The reversal of 328632873 is 378236823.

It is not a de Polignac number, because 328632873 - 2² = 328632869 is a prime.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (328632823) 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 15 ways as a sum of consecutive naturals, for example, 3936 + ... + 25937.

It is an arithmetic number, because the mean of its divisors is an integer number (28977780).

Almost surely, 2^328632873 is an apocalyptic number.

It is an amenable number.

328632873 is a deficient number, since it is larger than the sum of its proper divisors (135011607).

328632873 is a wasteful number, since it uses less digits than its factorization.

328632873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30088.

The product of its digits is 290304, while the sum is 42.

The square root of 328632873 is about 18128.2341390440. The cubic root of 328632873 is about 690.0867166795.

The spelling of 328632873 in words is "three hundred twenty-eight million, six hundred thirty-two thousand, eight hundred seventy-three".