244857149 has 8 divisors (see below), whose sum is σ = 255794112. Its totient is φ = 233944480.

The previous prime is 244857113. The next prime is 244857163. The reversal of 244857149 is 941758442.

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 244857149 - 2¹² = 244853053 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244857049) 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, 16334 + ... + 27504.

It is an arithmetic number, because the mean of its divisors is an integer number (31974264).

Almost surely, 2^244857149 is an apocalyptic number.

It is an amenable number.

244857149 is a deficient number, since it is larger than the sum of its proper divisors (10936963).

244857149 is a wasteful number, since it uses less digits than its factorization.

244857149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12147.

The product of its digits is 322560, while the sum is 44.

The square root of 244857149 is about 15647.9119693332. The cubic root of 244857149 is about 625.6108366246.

The spelling of 244857149 in words is "two hundred forty-four million, eight hundred fifty-seven thousand, one hundred forty-nine".