147589 has 4 divisors (see below), whose sum is σ = 158956. Its totient is φ = 136224.

The previous prime is 147583. The next prime is 147607. The reversal of 147589 is 985741.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30625 + 116964 = 175^2 + 342^2 .

It is a cyclic number.

It is not a de Polignac number, because 147589 - 2⁵ = 147557 is a prime.

It is a Duffinian number.

147589 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5664 + ... + 5689.

It is an arithmetic number, because the mean of its divisors is an integer number (39739).

2¹⁴⁷⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

147589 is a deficient number, since it is larger than the sum of its proper divisors (11367).

147589 is a wasteful number, since it uses less digits than its factorization.

147589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366.

The product of its digits is 10080, while the sum is 34.

The square root of 147589 is about 384.1731380511. The cubic root of 147589 is about 52.8467150461.

The spelling of 147589 in words is "one hundred forty-seven thousand, five hundred eighty-nine".