328745173 has 8 divisors (see below), whose sum is σ = 339956480. Its totient is φ = 317571840.

The previous prime is 328745161. The next prime is 328745177. The reversal of 328745173 is 371547823.

It is a happy number.

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 328745173 - 2¹³ = 328736981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328745177) 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, 8698 + ... + 27076.

It is an arithmetic number, because the mean of its divisors is an integer number (42494560).

Almost surely, 2^328745173 is an apocalyptic number.

It is an amenable number.

328745173 is a deficient number, since it is larger than the sum of its proper divisors (11211307).

328745173 is a wasteful number, since it uses less digits than its factorization.

328745173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18987.

The product of its digits is 141120, while the sum is 40.

The square root of 328745173 is about 18131.3312528341. The cubic root of 328745173 is about 690.1653129075.

The spelling of 328745173 in words is "three hundred twenty-eight million, seven hundred forty-five thousand, one hundred seventy-three".