244159668 has 36 divisors (see below), whose sum is σ = 620396868. Its totient is φ = 80962560.

The previous prime is 244159639. The next prime is 244159687. The reversal of 244159668 is 866951442.

244159668 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 2 ways, for example, as 79602084 + 164557584 = 8922^2 + 12828^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×244159668² = 119227886955740448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10623 + ... + 24518.

Almost surely, 2^244159668 is an apocalyptic number.

It is an amenable number.

244159668 is an abundant number, since it is smaller than the sum of its proper divisors (376237200).

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

244159668 is a wasteful number, since it uses less digits than its factorization.

244159668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35344 (or 35339 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 244159668 is about 15625.6093641176. The cubic root of 244159668 is about 625.0162496042.

The spelling of 244159668 in words is "two hundred forty-four million, one hundred fifty-nine thousand, six hundred sixty-eight".