163304000 has 112 divisors (see below), whose sum is σ = 410108400. Its totient is φ = 64409600.

The previous prime is 163303957. The next prime is 163304039. The reversal of 163304000 is 403361.

It can be written as a sum of positive squares in 8 ways, for example, as 80712256 + 82591744 = 8984^2 + 9088^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 163304000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095926 + ... + 1096074.

Almost surely, 2^163304000 is an apocalyptic number.

163304000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163304000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205054200).

163304000 is an abundant number, since it is smaller than the sum of its proper divisors (246804400).

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

163304000 is a wasteful number, since it uses less digits than its factorization.

163304000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 163304000 is about 12779.0453477558. The cubic root of 163304000 is about 546.5949406854.

Adding to 163304000 its reverse (403361), we get a palindrome (163707361).

The spelling of 163304000 in words is "one hundred sixty-three million, three hundred four thousand".