1459889 has 4 divisors (see below), whose sum is σ = 1510260. Its totient is φ = 1409520.

The previous prime is 1459873. The next prime is 1459891. The reversal of 1459889 is 9889541.

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 795664 + 664225 = 892^2 + 815^2 .

It is a cyclic number.

It is not a de Polignac number, because 1459889 - 2⁴ = 1459873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1459849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25142 + ... + 25199.

It is an arithmetic number, because the mean of its divisors is an integer number (377565).

2^1459889 is an apocalyptic number.

It is an amenable number.

1459889 is a deficient number, since it is larger than the sum of its proper divisors (50371).

1459889 is an equidigital number, since it uses as much as digits as its factorization.

1459889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50370.

The product of its digits is 103680, while the sum is 44.

The square root of 1459889 is about 1208.2586643596. The cubic root of 1459889 is about 113.4418443620.

The spelling of 1459889 in words is "one million, four hundred fifty-nine thousand, eight hundred eighty-nine".