561204344 has 8 divisors (see below), whose sum is σ = 1052258160. Its totient is φ = 280602168.

The previous prime is 561204337. The next prime is 561204373. The reversal of 561204344 is 443402165.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35075264 + ... + 35075279.

It is an arithmetic number, because the mean of its divisors is an integer number (131532270).

Almost surely, 2^561204344 is an apocalyptic number.

It is an amenable number.

561204344 is a deficient number, since it is larger than the sum of its proper divisors (491053816).

561204344 is a wasteful number, since it uses less digits than its factorization.

561204344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70150549 (or 70150545 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 561204344 is about 23689.7518771303. The cubic root of 561204344 is about 824.8475232136.

The spelling of 561204344 in words is "five hundred sixty-one million, two hundred four thousand, three hundred forty-four".