19044349 has 2 divisors, whose sum is σ = 19044350. Its totient is φ = 19044348.

The previous prime is 19044343. The next prime is 19044367. The reversal of 19044349 is 94344091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18705625 + 338724 = 4325^2 + 582^2 .

It is a cyclic number.

It is not a de Polignac number, because 19044349 - 2³ = 19044341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19044341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9522174 + 9522175.

It is an arithmetic number, because the mean of its divisors is an integer number (9522175).

Almost surely, 2^19044349 is an apocalyptic number.

It is an amenable number.

19044349 is a deficient number, since it is larger than the sum of its proper divisors (1).

19044349 is an equidigital number, since it uses as much as digits as its factorization.

19044349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 19044349 is about 4363.9831576210. The cubic root of 19044349 is about 267.0476192379.

The spelling of 19044349 in words is "nineteen million, forty-four thousand, three hundred forty-nine".