328173339 has 16 divisors (see below), whose sum is σ = 496025600. Its totient is φ = 191323296.

The previous prime is 328173337. The next prime is 328173343. The reversal of 328173339 is 933371823.

It is not a de Polignac number, because 328173339 - 2¹ = 328173337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 328173297 and 328173306.

It is not an unprimeable number, because it can be changed into a prime (328173337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220699 + ... + 222180.

It is an arithmetic number, because the mean of its divisors is an integer number (31001600).

Almost surely, 2^328173339 is an apocalyptic number.

328173339 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

328173339 is a deficient number, since it is larger than the sum of its proper divisors (167852261).

328173339 is a wasteful number, since it uses less digits than its factorization.

328173339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442914.

The product of its digits is 81648, while the sum is 39.

The square root of 328173339 is about 18115.5551667621. Note that the first 3 decimals coincide. The cubic root of 328173339 is about 689.7649125619.

The spelling of 328173339 in words is "three hundred twenty-eight million, one hundred seventy-three thousand, three hundred thirty-nine".