201040532 has 90 divisors (see below), whose sum is σ = 453745194. Its totient is φ = 77874720.

The previous prime is 201040531. The next prime is 201040621. The reversal of 201040532 is 235040102.

It can be written as a sum of positive squares in only one way, i.e., 196392196 + 4648336 = 14014^2 + 2156^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201040532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201040531) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1161998 + ... + 1162170.

Almost surely, 2^201040532 is an apocalyptic number.

201040532 is a gapful number since it is divisible by the number (22) 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 201040532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226872597).

201040532 is an abundant number, since it is smaller than the sum of its proper divisors (252704662).

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

201040532 is a wasteful number, since it uses less digits than its factorization.

201040532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 201040532 is about 14178.8762601272. The cubic root of 201040532 is about 585.8159719092.

Adding to 201040532 its reverse (235040102), we get a palindrome (436080634).

The spelling of 201040532 in words is "two hundred one million, forty thousand, five hundred thirty-two".