199249560 has 48 divisors (see below), whose sum is σ = 647562240. Its totient is φ = 53133120.

The previous prime is 199249511. The next prime is 199249579. The reversal of 199249560 is 65942991.

199249560 is a `hidden beast` number, since 19 + 92 + 495 + 60 = 666.

199249560 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276376 + ... + 277095.

It is an arithmetic number, because the mean of its divisors is an integer number (13490880).

Almost surely, 2^199249560 is an apocalyptic number.

199249560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199249560 is an abundant number, since it is smaller than the sum of its proper divisors (448312680).

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

199249560 is a wasteful number, since it uses less digits than its factorization.

199249560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553488 (or 553481 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 199249560 is about 14115.5786278849. The cubic root of 199249560 is about 584.0711976123.

It can be divided in two parts, 199249 and 560, that added together give a square (199809 = 447²).

The spelling of 199249560 in words is "one hundred ninety-nine million, two hundred forty-nine thousand, five hundred sixty".