553389 has 4 divisors (see below), whose sum is σ = 737856. Its totient is φ = 368924.

The previous prime is 553369. The next prime is 553411. The reversal of 553389 is 983355.

553389 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 553389 - 2¹⁵ = 520621 is a prime.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553309) 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, 92229 + ... + 92234.

It is an arithmetic number, because the mean of its divisors is an integer number (184464).

2⁵⁵³³⁸⁹ is an apocalyptic number.

It is an amenable number.

553389 is a deficient number, since it is larger than the sum of its proper divisors (184467).

553389 is a wasteful number, since it uses less digits than its factorization.

553389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184466.

The product of its digits is 16200, while the sum is 33.

The square root of 553389 is about 743.9012031177. The cubic root of 553389 is about 82.1000662175.

The spelling of 553389 in words is "five hundred fifty-three thousand, three hundred eighty-nine".