198169848 has 128 divisors (see below), whose sum is σ = 586080000. Its totient is φ = 61865856.

The previous prime is 198169823. The next prime is 198169859. The reversal of 198169848 is 848961891.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

Its product of digits (995328) is a multiple of the sum of its prime divisors (576).

It is a junction number, because it is equal to n+sod(n) for n = 198169794 and 198169803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447115 + ... + 447557.

It is an arithmetic number, because the mean of its divisors is an integer number (4578750).

Almost surely, 2^198169848 is an apocalyptic number.

198169848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198169848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293040000).

198169848 is an abundant number, since it is smaller than the sum of its proper divisors (387910152).

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

198169848 is a wasteful number, since it uses less digits than its factorization.

198169848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 576 counting only the distinct ones).

The product of its digits is 995328, while the sum is 54.

The square root of 198169848 is about 14077.2812716092. The cubic root of 198169848 is about 583.0142798025.

The spelling of 198169848 in words is "one hundred ninety-eight million, one hundred sixty-nine thousand, eight hundred forty-eight".