561033 has 16 divisors (see below), whose sum is σ = 907200. Its totient is φ = 339840.

The previous prime is 561019. The next prime is 561047. The reversal of 561033 is 330165.

It is an interprime number because it is at equal distance from previous prime (561019) and next prime (561047).

It is not a de Polignac number, because 561033 - 2⁶ = 560969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 560997 and 561015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648 + ... + 1241.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2⁵⁶¹⁰³³ is an apocalyptic number.

It is an amenable number.

561033 is a deficient number, since it is larger than the sum of its proper divisors (346167).

561033 is a wasteful number, since it uses less digits than its factorization.

561033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909 (or 1903 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 561033 is about 749.0213615111. The cubic root of 561033 is about 82.4763568613.

Adding to 561033 its reverse (330165), we get a palindrome (891198).

It can be divided in two parts, 56 and 1033, that added together give a square (1089 = 33²).

The spelling of 561033 in words is "five hundred sixty-one thousand, thirty-three".