1489899 has 8 divisors (see below), whose sum is σ = 2035152. Its totient is φ = 968960.

The previous prime is 1489889. The next prime is 1489903. The reversal of 1489899 is 9989841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1489899 - 2⁵ = 1489867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1489819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5934 + ... + 6179.

It is an arithmetic number, because the mean of its divisors is an integer number (254394).

2^1489899 is an apocalyptic number.

1489899 is a deficient number, since it is larger than the sum of its proper divisors (545253).

1489899 is a wasteful number, since it uses less digits than its factorization.

1489899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12157.

The product of its digits is 186624, while the sum is 48.

The square root of 1489899 is about 1220.6141896603. The cubic root of 1489899 is about 114.2138951300.

The spelling of 1489899 in words is "one million, four hundred eighty-nine thousand, eight hundred ninety-nine".