561246334 has 16 divisors (see below), whose sum is σ = 918783360. Its totient is φ = 255006360.

The previous prime is 561246311. The next prime is 561246353. The reversal of 561246334 is 433642165.

It is a self number, because there is not a number n which added to its sum of digits gives 561246334.

It is a congruent number.

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, 78847 + ... + 85669.

It is an arithmetic number, because the mean of its divisors is an integer number (57423960).

Almost surely, 2^561246334 is an apocalyptic number.

561246334 is a deficient number, since it is larger than the sum of its proper divisors (357537026).

561246334 is a wasteful number, since it uses less digits than its factorization.

561246334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10575.

The product of its digits is 51840, while the sum is 34.

The square root of 561246334 is about 23690.6381087551. The cubic root of 561246334 is about 824.8680947363.

Adding to 561246334 its reverse (433642165), we get a palindrome (994888499).

The spelling of 561246334 in words is "five hundred sixty-one million, two hundred forty-six thousand, three hundred thirty-four".