19799608 has 16 divisors (see below), whose sum is σ = 37988280. Its totient is φ = 9669408.

The previous prime is 19799599. The next prime is 19799609. The reversal of 19799608 is 80699791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19799609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28435 + ... + 29122.

Almost surely, 2^19799608 is an apocalyptic number.

It is an amenable number.

19799608 is a deficient number, since it is larger than the sum of its proper divisors (18188672).

19799608 is a wasteful number, since it uses less digits than its factorization.

19799608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57606 (or 57602 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 49.

The square root of 19799608 is about 4449.6750443150. The cubic root of 19799608 is about 270.5321375460.

The spelling of 19799608 in words is "nineteen million, seven hundred ninety-nine thousand, six hundred eight".