244252649 has 8 divisors (see below), whose sum is σ = 247487520. Its totient is φ = 241024896.

The previous prime is 244252637. The next prime is 244252661. The reversal of 244252649 is 946252442.

It is an interprime number because it is at equal distance from previous prime (244252637) and next prime (244252661).

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 244252649 - 2⁴ = 244252633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (244252609) 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, 120089 + ... + 122105.

It is an arithmetic number, because the mean of its divisors is an integer number (30935940).

Almost surely, 2^244252649 is an apocalyptic number.

It is an amenable number.

244252649 is a deficient number, since it is larger than the sum of its proper divisors (3234871).

244252649 is a wasteful number, since it uses less digits than its factorization.

244252649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3559.

The product of its digits is 138240, while the sum is 38.

The square root of 244252649 is about 15628.5843568763. The cubic root of 244252649 is about 625.0955791960.

The spelling of 244252649 in words is "two hundred forty-four million, two hundred fifty-two thousand, six hundred forty-nine".