244246143 has 8 divisors (see below), whose sum is σ = 333604656. Its totient is φ = 158859200.

The previous prime is 244246129. The next prime is 244246147. The reversal of 244246143 is 341642442.

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 244246143 - 2⁴ = 244246127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244246143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244246147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992748 + ... + 992993.

It is an arithmetic number, because the mean of its divisors is an integer number (41700582).

Almost surely, 2^244246143 is an apocalyptic number.

244246143 is a deficient number, since it is larger than the sum of its proper divisors (89358513).

244246143 is a wasteful number, since it uses less digits than its factorization.

244246143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985785.

The product of its digits is 18432, while the sum is 30.

The square root of 244246143 is about 15628.3762112383. The cubic root of 244246143 is about 625.0900290577.

Adding to 244246143 its reverse (341642442), we get a palindrome (585888585).

The spelling of 244246143 in words is "two hundred forty-four million, two hundred forty-six thousand, one hundred forty-three".