328542163 has 4 divisors (see below), whose sum is σ = 330244648. Its totient is φ = 326839680.

The previous prime is 328542161. The next prime is 328542197. The reversal of 328542163 is 361245823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 361245823 = 103 ⋅3507241.

It is a cyclic number.

It is not a de Polignac number, because 328542163 - 2¹ = 328542161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328542161) 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, 850953 + ... + 851338.

It is an arithmetic number, because the mean of its divisors is an integer number (82561162).

Almost surely, 2^328542163 is an apocalyptic number.

328542163 is a deficient number, since it is larger than the sum of its proper divisors (1702485).

328542163 is a wasteful number, since it uses less digits than its factorization.

328542163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702484.

The product of its digits is 34560, while the sum is 34.

The square root of 328542163 is about 18125.7320679745. The cubic root of 328542163 is about 690.0232177303.

Adding to 328542163 its reverse (361245823), we get a palindrome (689787986).

The spelling of 328542163 in words is "three hundred twenty-eight million, five hundred forty-two thousand, one hundred sixty-three".