244943999 has 2 divisors, whose sum is σ = 244944000. Its totient is φ = 244943998.

The previous prime is 244943977. The next prime is 244944017. The reversal of 244943999 is 999349442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244943999 - 2¹⁶ = 244878463 is a prime.

It is a super-2 number, since 2×244943999² = 119995125292224002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 244943999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244943929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122471999 + 122472000.

It is an arithmetic number, because the mean of its divisors is an integer number (122472000).

Almost surely, 2^244943999 is an apocalyptic number.

244943999 is a deficient number, since it is larger than the sum of its proper divisors (1).

244943999 is an equidigital number, since it uses as much as digits as its factorization.

244943999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 53.

The square root of 244943999 is about 15650.6868539371. The cubic root of 244943999 is about 625.6847952281.

The spelling of 244943999 in words is "two hundred forty-four million, nine hundred forty-three thousand, nine hundred ninety-nine".