561924946 has 64 divisors (see below), whose sum is σ = 975237120. Its totient is φ = 240589440.

The previous prime is 561924929. The next prime is 561924971. The reversal of 561924946 is 649429165.

561924946 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 = 561924896 and 561924905.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5455531 + ... + 5455633.

It is an arithmetic number, because the mean of its divisors is an integer number (15238080).

Almost surely, 2^561924946 is an apocalyptic number.

561924946 is a deficient number, since it is larger than the sum of its proper divisors (413312174).

561924946 is a wasteful number, since it uses less digits than its factorization.

561924946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its digits is 466560, while the sum is 46.

The square root of 561924946 is about 23704.9561484513. The cubic root of 561924946 is about 825.2004146096.

The spelling of 561924946 in words is "five hundred sixty-one million, nine hundred twenty-four thousand, nine hundred forty-six".