201500536 has 8 divisors (see below), whose sum is σ = 377813520. Its totient is φ = 100750264.

The previous prime is 201500521. The next prime is 201500549. The reversal of 201500536 is 635005102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12593776 + ... + 12593791.

It is an arithmetic number, because the mean of its divisors is an integer number (47226690).

Almost surely, 2^201500536 is an apocalyptic number.

It is an amenable number.

201500536 is a deficient number, since it is larger than the sum of its proper divisors (176312984).

201500536 is a wasteful number, since it uses less digits than its factorization.

201500536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25187573 (or 25187569 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 201500536 is about 14195.0884463606. The cubic root of 201500536 is about 586.2624364712.

Adding to 201500536 its reverse (635005102), we get a palindrome (836505638).

The spelling of 201500536 in words is "two hundred one million, five hundred thousand, five hundred thirty-six".