561419610 has 128 divisors (see below), whose sum is σ = 1447649280. Its totient is φ = 139104000.

The previous prime is 561419603. The next prime is 561419681. The reversal of 561419610 is 16914165.

561419610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4038921 + ... + 4039059.

It is an arithmetic number, because the mean of its divisors is an integer number (11309760).

Almost surely, 2^561419610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 561419610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (723824640).

561419610 is an abundant number, since it is smaller than the sum of its proper divisors (886229670).

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

561419610 is a wasteful number, since it uses less digits than its factorization.

561419610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 561419610 is about 23694.2948829460. The cubic root of 561419610 is about 824.9529743627.

Subtracting from 561419610 its reverse (16914165), we obtain a palindrome (544505445).

The spelling of 561419610 in words is "five hundred sixty-one million, four hundred nineteen thousand, six hundred ten".