553393 has 4 divisors (see below), whose sum is σ = 558580. Its totient is φ = 548208.

The previous prime is 553369. The next prime is 553411. The reversal of 553393 is 393355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 478864 + 74529 = 692^2 + 273^2 .

It is a cyclic number.

It is not a de Polignac number, because 553393 - 2¹⁷ = 422321 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 2430 + ... + 2647.

It is an arithmetic number, because the mean of its divisors is an integer number (139645).

2⁵⁵³³⁹³ is an apocalyptic number.

It is an amenable number.

553393 is a deficient number, since it is larger than the sum of its proper divisors (5187).

553393 is a wasteful number, since it uses less digits than its factorization.

553393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5186.

The product of its digits is 6075, while the sum is 28.

The square root of 553393 is about 743.9038916419. The cubic root of 553393 is about 82.1002640286.

It can be divided in two parts, 553 and 393, that added together give a triangular number (946 = T₄₃).

The spelling of 553393 in words is "five hundred fifty-three thousand, three hundred ninety-three".