159625 has 8 divisors (see below), whose sum is σ = 199368. Its totient is φ = 127600.

The previous prime is 159623. The next prime is 159629. The reversal of 159625 is 526951.

It can be written as a sum of positive squares in 4 ways, for example, as 2809 + 156816 = 53^2 + 396^2 .

It is not a de Polignac number, because 159625 - 2¹ = 159623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 159593 and 159602.

It is not an unprimeable number, because it can be changed into a prime (159623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514 + ... + 763.

It is an arithmetic number, because the mean of its divisors is an integer number (24921).

2¹⁵⁹⁶²⁵ is an apocalyptic number.

It is an amenable number.

159625 is a deficient number, since it is larger than the sum of its proper divisors (39743).

159625 is an equidigital number, since it uses as much as digits as its factorization.

159625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292 (or 1282 counting only the distinct ones).

The product of its digits is 2700, while the sum is 28.

The square root of 159625 is about 399.5309750195. The cubic root of 159625 is about 54.2459063784.

It can be divided in two parts, 159 and 625, that added together give a square (784 = 28²).

The spelling of 159625 in words is "one hundred fifty-nine thousand, six hundred twenty-five".