561346532 has 24 divisors (see below), whose sum is σ = 1017878400. Its totient is φ = 270704096.

The previous prime is 561346529. The next prime is 561346547. The reversal of 561346532 is 235643165.

It is a junction number, because it is equal to n+sod(n) for n = 561346492 and 561346501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9932 + ... + 34947.

It is an arithmetic number, because the mean of its divisors is an integer number (42411600).

Almost surely, 2^561346532 is an apocalyptic number.

It is an amenable number.

561346532 is a deficient number, since it is larger than the sum of its proper divisors (456531868).

561346532 is a wasteful number, since it uses less digits than its factorization.

561346532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44995 (or 44993 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 561346532 is about 23692.7527315844. The cubic root of 561346532 is about 824.9171790750.

Adding to 561346532 its reverse (235643165), we get a palindrome (796989697).

The spelling of 561346532 in words is "five hundred sixty-one million, three hundred forty-six thousand, five hundred thirty-two".