201560 has 16 divisors (see below), whose sum is σ = 453600. Its totient is φ = 80608.

The previous prime is 201557. The next prime is 201577. The reversal of 201560 is 65102.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 201560.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2480 + ... + 2559.

It is an arithmetic number, because the mean of its divisors is an integer number (28350).

2²⁰¹⁵⁶⁰ is an apocalyptic number.

201560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201560 is an abundant number, since it is smaller than the sum of its proper divisors (252040).

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

201560 is a wasteful number, since it uses less digits than its factorization.

201560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050 (or 5046 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 201560 is about 448.9543406628. The cubic root of 201560 is about 58.6320100637.

Adding to 201560 its reverse (65102), we get a palindrome (266662).

The spelling of 201560 in words is "two hundred one thousand, five hundred sixty".