1489437 has 12 divisors (see below), whose sum is σ = 2187484. Its totient is φ = 976320.

The previous prime is 1489409. The next prime is 1489441. The reversal of 1489437 is 7349841.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 793881 + 695556 = 891^2 + 834^2 .

It is not a de Polignac number, because 1489437 - 2⁷ = 1489309 is a prime.

It is a Duffinian number.

1489437 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1489637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 808 + ... + 1905.

2^1489437 is an apocalyptic number.

It is an amenable number.

1489437 is a deficient number, since it is larger than the sum of its proper divisors (698047).

1489437 is a wasteful number, since it uses less digits than its factorization.

1489437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780 (or 2777 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 1489437 is about 1220.4249259991. The cubic root of 1489437 is about 114.2020884517.

The spelling of 1489437 in words is "one million, four hundred eighty-nine thousand, four hundred thirty-seven".