561595 has 8 divisors (see below), whose sum is σ = 713664. Its totient is φ = 422784.

The previous prime is 561559. The next prime is 561599. The reversal of 561595 is 595165.

It is a happy number.

561595 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 561595 - 2⁹ = 561083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3219 + ... + 3388.

It is an arithmetic number, because the mean of its divisors is an integer number (89208).

2⁵⁶¹⁵⁹⁵ is an apocalyptic number.

561595 is a deficient number, since it is larger than the sum of its proper divisors (152069).

561595 is a wasteful number, since it uses less digits than its factorization.

561595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6629.

The product of its digits is 6750, while the sum is 31.

The square root of 561595 is about 749.3964237972. The cubic root of 561595 is about 82.5038871753.

It can be divided in two parts, 561 and 595, that added together give a square (1156 = 34²).

The spelling of 561595 in words is "five hundred sixty-one thousand, five hundred ninety-five".