199482144 has 24 divisors (see below), whose sum is σ = 523640880. Its totient is φ = 66494016.

The previous prime is 199482109. The next prime is 199482163. The reversal of 199482144 is 441284991.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 199482096 and 199482105.

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, 1038874 + ... + 1039065.

It is an arithmetic number, because the mean of its divisors is an integer number (21818370).

Almost surely, 2^199482144 is an apocalyptic number.

It is an amenable number.

199482144 is an abundant number, since it is smaller than the sum of its proper divisors (324158736).

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

199482144 is a wasteful number, since it uses less digits than its factorization.

199482144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077952 (or 2077944 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 199482144 is about 14123.8147821330. The cubic root of 199482144 is about 584.2983713338.

The spelling of 199482144 in words is "one hundred ninety-nine million, four hundred eighty-two thousand, one hundred forty-four".