1589969 has 2 divisors, whose sum is σ = 1589970. Its totient is φ = 1589968.

The previous prime is 1589941. The next prime is 1589981. The reversal of 1589969 is 9699851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1081600 + 508369 = 1040^2 + 713^2 .

It is a cyclic number.

It is not a de Polignac number, because 1589969 - 2⁸ = 1589713 is a prime.

It is a super-2 number, since 2×1589969² = 5056002841922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1589069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 794984 + 794985.

It is an arithmetic number, because the mean of its divisors is an integer number (794985).

2^1589969 is an apocalyptic number.

It is an amenable number.

1589969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1589969 is an equidigital number, since it uses as much as digits as its factorization.

1589969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 47.

The square root of 1589969 is about 1260.9397289324. The cubic root of 1589969 is about 116.7157734316.

The spelling of 1589969 in words is "one million, five hundred eighty-nine thousand, nine hundred sixty-nine".