264561244 has 12 divisors (see below), whose sum is σ = 487349800. Its totient is φ = 125318448.

The previous prime is 264561239. The next prime is 264561247. The reversal of 264561244 is 442165462.

264561244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264561247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1740459 + ... + 1740610.

Almost surely, 2^264561244 is an apocalyptic number.

It is an amenable number.

264561244 is a deficient number, since it is larger than the sum of its proper divisors (222788556).

264561244 is a wasteful number, since it uses less digits than its factorization.

264561244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481092 (or 3481090 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 264561244 is about 16265.3387299496. The cubic root of 264561244 is about 641.9611425646.

The spelling of 264561244 in words is "two hundred sixty-four million, five hundred sixty-one thousand, two hundred forty-four".