19898848 has 24 divisors (see below), whose sum is σ = 39529728. Its totient is φ = 9859584.

The previous prime is 19898821. The next prime is 19898861. The reversal of 19898848 is 84889891.

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, 865 + ... + 6367.

It is an arithmetic number, because the mean of its divisors is an integer number (1647072).

Almost surely, 2^19898848 is an apocalyptic number.

It is an amenable number.

19898848 is a deficient number, since it is larger than the sum of its proper divisors (19630880).

19898848 is a wasteful number, since it uses less digits than its factorization.

19898848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626 (or 5618 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 55.

The square root of 19898848 is about 4460.8124820485. The cubic root of 19898848 is about 270.9833733893.

The spelling of 19898848 in words is "nineteen million, eight hundred ninety-eight thousand, eight hundred forty-eight".