561067 has 4 divisors (see below), whose sum is σ = 604240. Its totient is φ = 517896.

The previous prime is 561061. The next prime is 561079. The reversal of 561067 is 760165.

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

It is a cyclic number.

It is not a de Polignac number, because 561067 - 2³ = 561059 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 561067.

It is not an unprimeable number, because it can be changed into a prime (561061) 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 3 ways as a sum of consecutive naturals, for example, 21567 + ... + 21592.

It is an arithmetic number, because the mean of its divisors is an integer number (151060).

2⁵⁶¹⁰⁶⁷ is an apocalyptic number.

561067 is a deficient number, since it is larger than the sum of its proper divisors (43173).

561067 is a wasteful number, since it uses less digits than its factorization.

561067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43172.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 561067 is about 749.0440574492. The cubic root of 561067 is about 82.4780229186.

The spelling of 561067 in words is "five hundred sixty-one thousand, sixty-seven".