244648789 has 8 divisors (see below), whose sum is σ = 305016768. Its totient is φ = 190635360.

The previous prime is 244648777. The next prime is 244648799. The reversal of 244648789 is 987846442.

244648789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 244648789 - 2⁷ = 244648661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244648799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1588552 + ... + 1588705.

It is an arithmetic number, because the mean of its divisors is an integer number (38127096).

Almost surely, 2^244648789 is an apocalyptic number.

It is an amenable number.

244648789 is a deficient number, since it is larger than the sum of its proper divisors (60367979).

244648789 is a wasteful number, since it uses less digits than its factorization.

244648789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177275.

The product of its digits is 3096576, while the sum is 52.

The square root of 244648789 is about 15641.2527950929. The cubic root of 244648789 is about 625.4333327669.

The spelling of 244648789 in words is "two hundred forty-four million, six hundred forty-eight thousand, seven hundred eighty-nine".