19105196 has 12 divisors (see below), whose sum is σ = 36473640. Its totient is φ = 8684160.

The previous prime is 19105183. The next prime is 19105199. The reversal of 19105196 is 69150191.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (19105199) by changing a digit.

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, 217061 + ... + 217148.

It is an arithmetic number, because the mean of its divisors is an integer number (3039470).

Almost surely, 2^19105196 is an apocalyptic number.

It is an amenable number.

19105196 is a deficient number, since it is larger than the sum of its proper divisors (17368444).

19105196 is a wasteful number, since it uses less digits than its factorization.

19105196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434224 (or 434222 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 32.

The square root of 19105196 is about 4370.9490960202. The cubic root of 19105196 is about 267.3317240191.

The spelling of 19105196 in words is "nineteen million, one hundred five thousand, one hundred ninety-six".