201272500 has 120 divisors (see below), whose sum is σ = 518009184. Its totient is φ = 67440000.

The previous prime is 201272437. The next prime is 201272509. The reversal of 201272500 is 5272102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201272509) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 357219 + ... + 357781.

Almost surely, 2^201272500 is an apocalyptic number.

201272500 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 201272500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259004592).

201272500 is an abundant number, since it is smaller than the sum of its proper divisors (316736684).

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

201272500 is a wasteful number, since it uses less digits than its factorization.

201272500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 201272500 is about 14187.0539577461. The cubic root of 201272500 is about 586.0411973506.

The spelling of 201272500 in words is "two hundred one million, two hundred seventy-two thousand, five hundred".