244089919 has 2 divisors, whose sum is σ = 244089920. Its totient is φ = 244089918.

The previous prime is 244089917. The next prime is 244089929. The reversal of 244089919 is 919980442.

244089919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244089919 - 2¹ = 244089917 is a prime.

It is a super-2 number, since 2×244089919² = 119159777114853122, which contains 22 as substring.

Together with 244089917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244089917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122044959 + 122044960.

It is an arithmetic number, because the mean of its divisors is an integer number (122044960).

Almost surely, 2^244089919 is an apocalyptic number.

244089919 is a deficient number, since it is larger than the sum of its proper divisors (1).

244089919 is an equidigital number, since it uses as much as digits as its factorization.

244089919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 244089919 is about 15623.3773237415. The cubic root of 244089919 is about 624.9567278841.

The spelling of 244089919 in words is "two hundred forty-four million, eighty-nine thousand, nine hundred nineteen".