553923 has 6 divisors (see below), whose sum is σ = 800124. Its totient is φ = 369276.

The previous prime is 553921. The next prime is 553933. The reversal of 553923 is 329355.

553923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 553923 - 2¹ = 553921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30765 + ... + 30782.

It is an arithmetic number, because the mean of its divisors is an integer number (133354).

2⁵⁵³⁹²³ is an apocalyptic number.

553923 is a deficient number, since it is larger than the sum of its proper divisors (246201).

553923 is a wasteful number, since it uses less digits than its factorization.

553923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61553 (or 61550 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 553923 is about 744.2600352028. The cubic root of 553923 is about 82.1264655744.

It can be divided in two parts, 55392 and 3, that multiplied together give a triangular number (166176 = T₅₇₆).

The spelling of 553923 in words is "five hundred fifty-three thousand, nine hundred twenty-three".