19995896 has 16 divisors (see below), whose sum is σ = 37789440. Its totient is φ = 9918720.

The previous prime is 19995889. The next prime is 19995919. The reversal of 19995896 is 69859991.

It is a congruent number.

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, 8825 + ... + 10856.

It is an arithmetic number, because the mean of its divisors is an integer number (2361840).

Almost surely, 2^19995896 is an apocalyptic number.

It is an amenable number.

19995896 is a deficient number, since it is larger than the sum of its proper divisors (17793544).

19995896 is a wasteful number, since it uses less digits than its factorization.

19995896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19814 (or 19810 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 56.

The square root of 19995896 is about 4471.6770903096. The cubic root of 19995896 is about 271.4231937729.

The spelling of 19995896 in words is "nineteen million, nine hundred ninety-five thousand, eight hundred ninety-six".