19873796 has 12 divisors (see below), whose sum is σ = 35369040. Its totient is φ = 9768360.

The previous prime is 19873757. The next prime is 19873801. The reversal of 19873796 is 69737891.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41870 + ... + 42341.

It is an arithmetic number, because the mean of its divisors is an integer number (2947420).

Almost surely, 2^19873796 is an apocalyptic number.

It is an amenable number.

19873796 is a deficient number, since it is larger than the sum of its proper divisors (15495244).

19873796 is a wasteful number, since it uses less digits than its factorization.

19873796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84274 (or 84272 counting only the distinct ones).

The product of its digits is 571536, while the sum is 50.

The square root of 19873796 is about 4458.0035890519. The cubic root of 19873796 is about 270.8696058926.

The spelling of 19873796 in words is "nineteen million, eight hundred seventy-three thousand, seven hundred ninety-six".