1598544 has 60 divisors (see below), whose sum is σ = 4744116. Its totient is φ = 500736.

The previous prime is 1598543. The next prime is 1598551. The reversal of 1598544 is 4458951.

It can be written as a sum of positive squares in 2 ways, for example, as 810000 + 788544 = 900^2 + 888^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 1598499 and 1598508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1598543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2122 + ... + 2774.

2^1598544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1598544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2372058).

1598544 is an abundant number, since it is smaller than the sum of its proper divisors (3145572).

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

1598544 is a wasteful number, since it uses less digits than its factorization.

1598544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684 (or 675 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 1598544 is about 1264.3353985395. The cubic root of 1598544 is about 116.9252206795.

The spelling of 1598544 in words is "one million, five hundred ninety-eight thousand, five hundred forty-four".