19995196 has 24 divisors (see below), whose sum is σ = 39901680. Its totient is φ = 8685312.

The previous prime is 19995169. The next prime is 19995253. The reversal of 19995196 is 69159991.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 10426 + ... + 12193.

It is an arithmetic number, because the mean of its divisors is an integer number (1662570).

Almost surely, 2^19995196 is an apocalyptic number.

It is an amenable number.

19995196 is a deficient number, since it is larger than the sum of its proper divisors (19906484).

19995196 is a wasteful number, since it uses less digits than its factorization.

19995196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22653 (or 22651 counting only the distinct ones).

The product of its digits is 196830, while the sum is 49.

The square root of 19995196 is about 4471.5988192144. The cubic root of 19995196 is about 271.4200264821.

The spelling of 19995196 in words is "nineteen million, nine hundred ninety-five thousand, one hundred ninety-six".