328138203 has 8 divisors (see below), whose sum is σ = 447692608. Its totient is φ = 213671304.

The previous prime is 328138201. The next prime is 328138207. The reversal of 328138203 is 302831823.

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

It is not a de Polignac number, because 328138203 - 2¹ = 328138201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328138201) 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, 1271725 + ... + 1271982.

It is an arithmetic number, because the mean of its divisors is an integer number (55961576).

Almost surely, 2^328138203 is an apocalyptic number.

328138203 is a deficient number, since it is larger than the sum of its proper divisors (119554405).

328138203 is a wasteful number, since it uses less digits than its factorization.

328138203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543753.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 328138203 is about 18114.5853664940. The cubic root of 328138203 is about 689.7402950381.

The spelling of 328138203 in words is "three hundred twenty-eight million, one hundred thirty-eight thousand, two hundred three".