159426 has 24 divisors (see below), whose sum is σ = 366444. Its totient is φ = 49920.

The previous prime is 159421. The next prime is 159431. The reversal of 159426 is 624951.

159426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (159421) and next prime (159431).

It can be written as a sum of positive squares in 2 ways, for example, as 159201 + 225 = 399^2 + 15^2 .

It is an Ulam number.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 159426.

It is not an unprimeable number, because it can be changed into a prime (159421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46 + ... + 566.

2¹⁵⁹⁴²⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183222).

159426 is an abundant number, since it is smaller than the sum of its proper divisors (207018).

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

159426 is a wasteful number, since it uses less digits than its factorization.

159426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546 (or 543 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 159426 is about 399.2818553353. The cubic root of 159426 is about 54.2233547222.

It can be divided in two parts, 159 and 426, that added together give a palindrome (585).

The spelling of 159426 in words is "one hundred fifty-nine thousand, four hundred twenty-six".