1589648 has 20 divisors (see below), whose sum is σ = 3124428. Its totient is φ = 783360.

The previous prime is 1589647. The next prime is 1589657. The reversal of 1589648 is 8469851.

It can be written as a sum of positive squares in 2 ways, for example, as 565504 + 1024144 = 752^2 + 1012^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1589641) 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, 488 + ... + 1848.

2^1589648 is an apocalyptic number.

It is an amenable number.

1589648 is a deficient number, since it is larger than the sum of its proper divisors (1534780).

1589648 is a wasteful number, since it uses less digits than its factorization.

1589648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442 (or 1436 counting only the distinct ones).

The product of its digits is 69120, while the sum is 41.

The square root of 1589648 is about 1260.8124364869. The cubic root of 1589648 is about 116.7079182921.

The spelling of 1589648 in words is "one million, five hundred eighty-nine thousand, six hundred forty-eight".