159750 has 48 divisors (see below), whose sum is σ = 438048. Its totient is φ = 42000.

The previous prime is 159739. The next prime is 159763. The reversal of 159750 is 57951.

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 159750.

It is an unprimeable number.

159750 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2215 + ... + 2285.

It is an arithmetic number, because the mean of its divisors is an integer number (9126).

159750 is a Friedman number, since it can be written as 710*9*5*5, using all its digits and the basic arithmetic operations.

2¹⁵⁹⁷⁵⁰ is an apocalyptic number.

159750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 159750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219024).

159750 is an abundant number, since it is smaller than the sum of its proper divisors (278298).

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

159750 is a wasteful number, since it uses less digits than its factorization.

159750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 1575, while the sum is 27.

The square root of 159750 is about 399.6873778342. The cubic root of 159750 is about 54.2600624089.

It can be divided in two parts, 159 and 750, that added together give a palindrome (909).

The spelling of 159750 in words is "one hundred fifty-nine thousand, seven hundred fifty".