187198848 has 48 divisors (see below), whose sum is σ = 538687500. Its totient is φ = 62399232.

The previous prime is 187198831. The next prime is 187198853. The reversal of 187198848 is 848891781.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 187198794 and 187198803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80098 + ... + 82401.

Almost surely, 2^187198848 is an apocalyptic number.

187198848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

187198848 is an abundant number, since it is smaller than the sum of its proper divisors (351488652).

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

187198848 is a wasteful number, since it uses less digits than its factorization.

187198848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162519 (or 162504 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 54.

The square root of 187198848 is about 13682.0630023400. The cubic root of 187198848 is about 572.0505277549.

The spelling of 187198848 in words is "one hundred eighty-seven million, one hundred ninety-eight thousand, eight hundred forty-eight".