561460512 has 24 divisors (see below), whose sum is σ = 1473834096. Its totient is φ = 187153472.

The previous prime is 561460489. The next prime is 561460517. The reversal of 561460512 is 215064165.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 561460512.

It is not an unprimeable number, because it can be changed into a prime (561460517) by changing a digit.

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, 2924178 + ... + 2924369.

It is an arithmetic number, because the mean of its divisors is an integer number (61409754).

Almost surely, 2^561460512 is an apocalyptic number.

It is an amenable number.

561460512 is an abundant number, since it is smaller than the sum of its proper divisors (912373584).

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

561460512 is a wasteful number, since it uses less digits than its factorization.

561460512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5848560 (or 5848552 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 561460512 is about 23695.1579863904. The cubic root of 561460512 is about 824.9730077487.

The spelling of 561460512 in words is "five hundred sixty-one million, four hundred sixty thousand, five hundred twelve".