561024976 has 20 divisors (see below), whose sum is σ = 1113499044. Its totient is φ = 273670400.

The previous prime is 561024953. The next prime is 561025009. The reversal of 561024976 is 679420165.

It can be written as a sum of positive squares in 2 ways, for example, as 181710400 + 379314576 = 13480^2 + 19476^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426955 + ... + 428266.

Almost surely, 2^561024976 is an apocalyptic number.

It is an amenable number.

561024976 is a deficient number, since it is larger than the sum of its proper divisors (552474068).

561024976 is a wasteful number, since it uses less digits than its factorization.

561024976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855270 (or 855264 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 561024976 is about 23685.9658025591. The cubic root of 561024976 is about 824.7596366192.

The spelling of 561024976 in words is "five hundred sixty-one million, twenty-four thousand, nine hundred seventy-six".