553373 has 6 divisors (see below), whose sum is σ = 566874. Its totient is φ = 540176.

The previous prime is 553369. The next prime is 553411. The reversal of 553373 is 373355.

553373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 362404 + 190969 = 602^2 + 437^2 .

It is not a de Polignac number, because 553373 - 2² = 553369 is a prime.

It is a Duffinian 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 (553363) 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, 2711 + ... + 2907.

It is an arithmetic number, because the mean of its divisors is an integer number (94479).

2⁵⁵³³⁷³ is an apocalyptic number.

553373 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

553373 is a deficient number, since it is larger than the sum of its proper divisors (13501).

553373 is an equidigital number, since it uses as much as digits as its factorization.

553373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 250 counting only the distinct ones).

The product of its digits is 4725, while the sum is 26.

The square root of 553373 is about 743.8904489238. The cubic root of 553373 is about 82.0992749635.

The spelling of 553373 in words is "five hundred fifty-three thousand, three hundred seventy-three".