328603207 has 4 divisors (see below), whose sum is σ = 328662936. Its totient is φ = 328543480.

The previous prime is 328603181. The next prime is 328603213. The reversal of 328603207 is 702306823.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 328603207 - 2¹¹ = 328601159 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 (328603307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20668 + ... + 32929.

It is an arithmetic number, because the mean of its divisors is an integer number (82165734).

Almost surely, 2^328603207 is an apocalyptic number.

328603207 is a deficient number, since it is larger than the sum of its proper divisors (59729).

328603207 is an equidigital number, since it uses as much as digits as its factorization.

328603207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59728.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 328603207 is about 18127.4158941643. The cubic root of 328603207 is about 690.0659511280.

The spelling of 328603207 in words is "three hundred twenty-eight million, six hundred three thousand, two hundred seven".