199548 has 36 divisors (see below), whose sum is σ = 528528. Its totient is φ = 63360.

The previous prime is 199523. The next prime is 199559. The reversal of 199548 is 845991.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

199548 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 708 + ... + 948.

2¹⁹⁹⁵⁴⁸ is an apocalyptic number.

199548 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 199548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264264).

199548 is an abundant number, since it is smaller than the sum of its proper divisors (328980).

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

199548 is a wasteful number, since it uses less digits than its factorization.

199548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 269 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 199548 is about 446.7079582904. The cubic root of 199548 is about 58.4362663337.

It can be divided in two parts, 199 and 548, that added together give a palindrome (747).

The spelling of 199548 in words is "one hundred ninety-nine thousand, five hundred forty-eight".