553559 has 4 divisors (see below), whose sum is σ = 561216. Its totient is φ = 545904.

The previous prime is 553549. The next prime is 553561. The reversal of 553559 is 955355.

It is a happy number.

553559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 955355 = 5 ⋅191071.

It is a cyclic number.

It is not a de Polignac number, because 553559 - 2⁴ = 553543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553529) 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, 3719 + ... + 3864.

It is an arithmetic number, because the mean of its divisors is an integer number (140304).

2⁵⁵³⁵⁵⁹ is an apocalyptic number.

553559 is a deficient number, since it is larger than the sum of its proper divisors (7657).

553559 is an equidigital number, since it uses as much as digits as its factorization.

553559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7656.

The product of its digits is 16875, while the sum is 32.

The square root of 553559 is about 744.0154568287. The cubic root of 553559 is about 82.1084723491.

The spelling of 553559 in words is "five hundred fifty-three thousand, five hundred fifty-nine".