328338337 has 8 divisors (see below), whose sum is σ = 333484200. Its totient is φ = 323232000.

The previous prime is 328338301. The next prime is 328338341. The reversal of 328338337 is 733833823.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5740816 + 322597521 = 2396^2 + 17961^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328338337 is a prime.

It is a super-3 number, since 3×328338337³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328338337.

It is not an unprimeable number, because it can be changed into a prime (328338347) 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, 7087 + ... + 26587.

It is an arithmetic number, because the mean of its divisors is an integer number (41685525).

Almost surely, 2^328338337 is an apocalyptic number.

It is an amenable number.

328338337 is a deficient number, since it is larger than the sum of its proper divisors (5145863).

328338337 is a wasteful number, since it uses less digits than its factorization.

328338337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19763.

The product of its digits is 217728, while the sum is 40.

The square root of 328338337 is about 18120.1086365397. The cubic root of 328338337 is about 689.8804925001.

The spelling of 328338337 in words is "three hundred twenty-eight million, three hundred thirty-eight thousand, three hundred thirty-seven".