19673996 has 12 divisors (see below), whose sum is σ = 34605648. Its totient is φ = 9786672.

The previous prime is 19673989. The next prime is 19674001. The reversal of 19673996 is 69937691.

It is a super-2 number, since 2×19673996² = 774132237216032, which contains 22 as substring.

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, 11696 + ... + 13271.

It is an arithmetic number, because the mean of its divisors is an integer number (2883804).

Almost surely, 2^19673996 is an apocalyptic number.

It is an amenable number.

19673996 is a deficient number, since it is larger than the sum of its proper divisors (14931652).

19673996 is a wasteful number, since it uses less digits than its factorization.

19673996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25168 (or 25166 counting only the distinct ones).

The product of its digits is 551124, while the sum is 50.

The square root of 19673996 is about 4435.5378478827. The cubic root of 19673996 is about 269.9588231673.

The spelling of 19673996 in words is "nineteen million, six hundred seventy-three thousand, nine hundred ninety-six".