19948898 has 8 divisors (see below), whose sum is σ = 31498320. Its totient is φ = 9449460.

The previous prime is 19948867. The next prime is 19948909. The reversal of 19948898 is 89884991.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 262448 + ... + 262523.

It is an arithmetic number, because the mean of its divisors is an integer number (3937290).

Almost surely, 2^19948898 is an apocalyptic number.

19948898 is a deficient number, since it is larger than the sum of its proper divisors (11549422).

19948898 is a wasteful number, since it uses less digits than its factorization.

19948898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524992.

The product of its digits is 1492992, while the sum is 56.

The square root of 19948898 is about 4466.4189234777. The cubic root of 19948898 is about 271.2103775292.

The spelling of 19948898 in words is "nineteen million, nine hundred forty-eight thousand, eight hundred ninety-eight".