561335244 has 48 divisors (see below), whose sum is σ = 1342830720. Its totient is φ = 182407680.

The previous prime is 561335239. The next prime is 561335249. The reversal of 561335244 is 442533165.

561335244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (561335239) and next prime (561335249).

It is not an unprimeable number, because it can be changed into a prime (561335249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478779 + ... + 479949.

It is an arithmetic number, because the mean of its divisors is an integer number (27975640).

Almost surely, 2^561335244 is an apocalyptic number.

It is an amenable number.

561335244 is an abundant number, since it is smaller than the sum of its proper divisors (781495476).

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

561335244 is a wasteful number, since it uses less digits than its factorization.

561335244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150 (or 2148 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 561335244 is about 23692.5145140823. The cubic root of 561335244 is about 824.9116496756.

The spelling of 561335244 in words is "five hundred sixty-one million, three hundred thirty-five thousand, two hundred forty-four".