201304500 has 96 divisors (see below), whose sum is σ = 600023424. Its totient is φ = 52416000.

The previous prime is 201304489. The next prime is 201304507. The reversal of 201304500 is 5403102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201304500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201304507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62940 + ... + 66060.

It is an arithmetic number, because the mean of its divisors is an integer number (6250244).

Almost surely, 2^201304500 is an apocalyptic number.

201304500 is a gapful number since it is divisible by the number (20) 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 201304500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300011712).

201304500 is an abundant number, since it is smaller than the sum of its proper divisors (398718924).

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

201304500 is a wasteful number, since it uses less digits than its factorization.

201304500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186 (or 3174 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 201304500 is about 14188.1817016840. The cubic root of 201304500 is about 586.0722536293.

Adding to 201304500 its reverse (5403102), we get a palindrome (206707602).

The spelling of 201304500 in words is "two hundred one million, three hundred four thousand, five hundred".