19448116 has 12 divisors (see below), whose sum is σ = 34084260. Its totient is φ = 9709760.

The previous prime is 19448113. The next prime is 19448123. The reversal of 19448116 is 61184491.

It can be written as a sum of positive squares in 2 ways, for example, as 52900 + 19395216 = 230^2 + 4404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19448113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151 + ... + 6238.

It is an arithmetic number, because the mean of its divisors is an integer number (2840355).

Almost surely, 2^19448116 is an apocalyptic number.

It is an amenable number.

19448116 is a deficient number, since it is larger than the sum of its proper divisors (14636144).

19448116 is a wasteful number, since it uses less digits than its factorization.

19448116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7154 (or 7152 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 19448116 is about 4410.0018140586. The cubic root of 19448116 is about 268.9216983948.

It can be divided in two parts, 194481 and 16, that multiplied together give a 4-th power (3111696 = 42⁴).

The spelling of 19448116 in words is "nineteen million, four hundred forty-eight thousand, one hundred sixteen".