198198048 has 48 divisors (see below), whose sum is σ = 534340800. Its totient is φ = 64279296.

The previous prime is 198198047. The next prime is 198198083. The reversal of 198198048 is 840891891.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-5 number, since 5×198198048⁵ (a number of 43 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 198197988 and 198198006.

It is not an unprimeable number, because it can be changed into a prime (198198041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24348 + ... + 31451.

It is an arithmetic number, because the mean of its divisors is an integer number (11132100).

Almost surely, 2^198198048 is an apocalyptic number.

It is an amenable number.

198198048 is an abundant number, since it is smaller than the sum of its proper divisors (336142752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198198048 is a wasteful number, since it uses less digits than its factorization.

198198048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55849 (or 55841 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 48.

The square root of 198198048 is about 14078.2828498365. The cubic root of 198198048 is about 583.0419332238.

The spelling of 198198048 in words is "one hundred ninety-eight million, one hundred ninety-eight thousand, forty-eight".