244302489 has 6 divisors (see below), whose sum is σ = 352881386. Its totient is φ = 162868320.

The previous prime is 244302473. The next prime is 244302491. The reversal of 244302489 is 984203442.

It can be written as a sum of positive squares in only one way, i.e., 230796864 + 13505625 = 15192^2 + 3675^2 .

It is not a de Polignac number, because 244302489 - 2⁴ = 244302473 is a prime.

It is a super-2 number, since 2×244302489² = 119367412263190242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244302439) 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, 13572352 + ... + 13572369.

Almost surely, 2^244302489 is an apocalyptic number.

It is an amenable number.

244302489 is a deficient number, since it is larger than the sum of its proper divisors (108578897).

244302489 is a wasteful number, since it uses less digits than its factorization.

244302489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27144727 (or 27144724 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 244302489 is about 15630.1787897644. The cubic root of 244302489 is about 625.1380934327.

The spelling of 244302489 in words is "two hundred forty-four million, three hundred two thousand, four hundred eighty-nine".