594989 has 2 divisors, whose sum is σ = 594990. Its totient is φ = 594988.

The previous prime is 594977. The next prime is 595003. The reversal of 594989 is 989495.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 570025 + 24964 = 755^2 + 158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-594989 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (594929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 297494 + 297495.

It is an arithmetic number, because the mean of its divisors is an integer number (297495).

2⁵⁹⁴⁹⁸⁹ is an apocalyptic number.

It is an amenable number.

594989 is a deficient number, since it is larger than the sum of its proper divisors (1).

594989 is an equidigital number, since it uses as much as digits as its factorization.

594989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The square root of 594989 is about 771.3553007532. The cubic root of 594989 is about 84.1078075343.

The spelling of 594989 in words is "five hundred ninety-four thousand, nine hundred eighty-nine".