244956839 has 2 divisors, whose sum is σ = 244956840. Its totient is φ = 244956838.

The previous prime is 244956799. The next prime is 244956841. The reversal of 244956839 is 938659442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244956839 - 2⁸ = 244956583 is a prime.

Together with 244956841, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244976839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122478419 + 122478420.

It is an arithmetic number, because the mean of its divisors is an integer number (122478420).

Almost surely, 2^244956839 is an apocalyptic number.

244956839 is a deficient number, since it is larger than the sum of its proper divisors (1).

244956839 is an equidigital number, since it uses as much as digits as its factorization.

244956839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 50.

The square root of 244956839 is about 15651.0970542004. The cubic root of 244956839 is about 625.6957278663.

The spelling of 244956839 in words is "two hundred forty-four million, nine hundred fifty-six thousand, eight hundred thirty-nine".