244332009 has 6 divisors (see below), whose sum is σ = 352924026. Its totient is φ = 162888000.

The previous prime is 244331993. The next prime is 244332037. The reversal of 244332009 is 900233442.

It is a happy number.

244332009 is a `hidden beast` number, since 24 + 433 + 200 + 9 = 666.

244332009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 198810000 + 45522009 = 14100^2 + 6747^2 .

It is not a de Polignac number, because 244332009 - 2⁴ = 244331993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (244332409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13573992 + ... + 13574009.

It is an arithmetic number, because the mean of its divisors is an integer number (58820671).

Almost surely, 2^244332009 is an apocalyptic number.

It is an amenable number.

244332009 is a deficient number, since it is larger than the sum of its proper divisors (108592017).

244332009 is a wasteful number, since it uses less digits than its factorization.

244332009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27148007 (or 27148004 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 244332009 is about 15631.1230882493. The cubic root of 244332009 is about 625.1632716907.

The spelling of 244332009 in words is "two hundred forty-four million, three hundred thirty-two thousand, nine".