561341598 has 16 divisors (see below), whose sum is σ = 1188723600. Its totient is φ = 176107136.

The previous prime is 561341597. The next prime is 561341623. The reversal of 561341598 is 895143165.

561341598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561341591) 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, 2751573 + ... + 2751776.

It is an arithmetic number, because the mean of its divisors is an integer number (74295225).

Almost surely, 2^561341598 is an apocalyptic number.

561341598 is an abundant number, since it is smaller than the sum of its proper divisors (627382002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561341598 is a wasteful number, since it uses less digits than its factorization.

561341598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5503371.

The product of its digits is 129600, while the sum is 42.

The square root of 561341598 is about 23692.6486066881. The cubic root of 561341598 is about 824.9147621762.

The spelling of 561341598 in words is "five hundred sixty-one million, three hundred forty-one thousand, five hundred ninety-eight".