328137204 has 48 divisors (see below), whose sum is σ = 807045120. Its totient is φ = 103608960.

The previous prime is 328137169. The next prime is 328137211. The reversal of 328137204 is 402731823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9549 + ... + 27339.

It is an arithmetic number, because the mean of its divisors is an integer number (16813440).

Almost surely, 2^328137204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328137204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403522560).

328137204 is an abundant number, since it is smaller than the sum of its proper divisors (478907916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

328137204 is a wasteful number, since it uses less digits than its factorization.

328137204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17880 (or 17878 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 328137204 is about 18114.5577920081. The cubic root of 328137204 is about 689.7395950777.

The spelling of 328137204 in words is "three hundred twenty-eight million, one hundred thirty-seven thousand, two hundred four".