601589 has 2 divisors, whose sum is σ = 601590. Its totient is φ = 601588.

The previous prime is 601543. The next prime is 601591. The reversal of 601589 is 985106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380689 + 220900 = 617^2 + 470^2 .

It is a cyclic number.

It is not a de Polignac number, because 601589 - 2⁸ = 601333 is a prime.

It is a Sophie Germain prime.

Together with 601591, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (601189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300794 + 300795.

It is an arithmetic number, because the mean of its divisors is an integer number (300795).

2⁶⁰¹⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

601589 is a deficient number, since it is larger than the sum of its proper divisors (1).

601589 is an equidigital number, since it uses as much as digits as its factorization.

601589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 601589 is about 775.6216861331. The cubic root of 601589 is about 84.4176572597.

The spelling of 601589 in words is "six hundred one thousand, five hundred eighty-nine".