19344944 has 20 divisors (see below), whose sum is σ = 38010960. Its totient is φ = 9535680.

The previous prime is 19344931. The next prime is 19344959. The reversal of 19344944 is 44944391.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 19344898 and 19344907.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7379 + ... + 9650.

It is an arithmetic number, because the mean of its divisors is an integer number (1900548).

Almost surely, 2^19344944 is an apocalyptic number.

It is an amenable number.

19344944 is a deficient number, since it is larger than the sum of its proper divisors (18666016).

19344944 is a wasteful number, since it uses less digits than its factorization.

19344944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17108 (or 17102 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 19344944 is about 4398.2887581422. The cubic root of 19344944 is about 268.4453129667.

The spelling of 19344944 in words is "nineteen million, three hundred forty-four thousand, nine hundred forty-four".