328428603 has 12 divisors (see below), whose sum is σ = 474943248. Its totient is φ = 218700240.

The previous prime is 328428577. The next prime is 328428629. The reversal of 328428603 is 306824823.

328428603 is a `hidden beast` number, since 3 + 2 + 8 + 42 + 8 + 603 = 666.

It is an interprime number because it is at equal distance from previous prime (328428577) and next prime (328428629).

It is not a de Polignac number, because 328428603 - 2⁵ = 328428571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328428643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12588 + ... + 28553.

It is an arithmetic number, because the mean of its divisors is an integer number (39578604).

Almost surely, 2^328428603 is an apocalyptic number.

328428603 is a deficient number, since it is larger than the sum of its proper divisors (146514645).

328428603 is a wasteful number, since it uses less digits than its factorization.

328428603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42034 (or 42031 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 328428603 is about 18122.5992341055. The cubic root of 328428603 is about 689.9437068126.

The spelling of 328428603 in words is "three hundred twenty-eight million, four hundred twenty-eight thousand, six hundred three".