561425024 has 16 divisors (see below), whose sum is σ = 1118464170. Its totient is φ = 280712448.

The previous prime is 561425021. The next prime is 561425057. The reversal of 561425024 is 420524165.

It can be written as a sum of positive squares in only one way, i.e., 359785024 + 201640000 = 18968^2 + 14200^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (561425021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2192939 + ... + 2193194.

Almost surely, 2^561425024 is an apocalyptic number.

It is an amenable number.

561425024 is a deficient number, since it is larger than the sum of its proper divisors (557039146).

561425024 is an equidigital number, since it uses as much as digits as its factorization.

561425024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4386147 (or 4386135 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 561425024 is about 23694.4091295816. The cubic root of 561425024 is about 824.9556261410.

Adding to 561425024 its reverse (420524165), we get a palindrome (981949189).

The spelling of 561425024 in words is "five hundred sixty-one million, four hundred twenty-five thousand, twenty-four".