561594242 has 16 divisors (see below), whose sum is σ = 924112800. Its totient is φ = 253842240.

The previous prime is 561594227. The next prime is 561594281. The reversal of 561594242 is 242495165.

It is a happy number.

561594242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 561594196 and 561594205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67367 + ... + 75242.

It is an arithmetic number, because the mean of its divisors is an integer number (57757050).

Almost surely, 2^561594242 is an apocalyptic number.

561594242 is a deficient number, since it is larger than the sum of its proper divisors (362518558).

561594242 is a wasteful number, since it uses less digits than its factorization.

561594242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142801.

The product of its digits is 86400, while the sum is 38.

The square root of 561594242 is about 23697.9797029198. The cubic root of 561594242 is about 825.0385005602.

The spelling of 561594242 in words is "five hundred sixty-one million, five hundred ninety-four thousand, two hundred forty-two".