1489744 has 20 divisors (see below), whose sum is σ = 3056724. Its totient is φ = 700928.

The previous prime is 1489729. The next prime is 1489751. The reversal of 1489744 is 4479841.

It can be written as a sum of positive squares in 2 ways, for example, as 1392400 + 97344 = 1180^2 + 312^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467 + ... + 3010.

2^1489744 is an apocalyptic number.

It is an amenable number.

1489744 is an abundant number, since it is smaller than the sum of its proper divisors (1566980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1489744 is a wasteful number, since it uses less digits than its factorization.

1489744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5502 (or 5496 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 1489744 is about 1220.5506953830. The cubic root of 1489744 is about 114.2099342871.

It can be divided in two parts, 14897 and 44, that added together give a palindrome (14941).

The spelling of 1489744 in words is "one million, four hundred eighty-nine thousand, seven hundred forty-four".