536553 has 6 divisors (see below), whose sum is σ = 775034. Its totient is φ = 357696.

The previous prime is 536533. The next prime is 536561. The reversal of 536553 is 355635.

It is a happy number.

536553 is a `hidden beast` number, since 5 + 3 + 655 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 535824 + 729 = 732^2 + 27^2 .

It is not a de Polignac number, because 536553 - 2¹⁰ = 535529 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (536513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29800 + ... + 29817.

2⁵³⁶⁵⁵³ is an apocalyptic number.

It is an amenable number.

536553 is a deficient number, since it is larger than the sum of its proper divisors (238481).

536553 is a wasteful number, since it uses less digits than its factorization.

536553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59623 (or 59620 counting only the distinct ones).

The product of its digits is 6750, while the sum is 27.

The square root of 536553 is about 732.4977815666. The cubic root of 536553 is about 81.2588881795.

It can be divided in two parts, 536 and 553, that added together give a square (1089 = 33²).

The spelling of 536553 in words is "five hundred thirty-six thousand, five hundred fifty-three".