199035216 has 30 divisors (see below), whose sum is σ = 557022570. Its totient is φ = 66345024.

The previous prime is 199035209. The next prime is 199035217. The reversal of 199035216 is 612530991.

It can be written as a sum of positive squares in only one way, i.e., 195440400 + 3594816 = 13980^2 + 1896^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199035217) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 690951 + ... + 691238.

It is an arithmetic number, because the mean of its divisors is an integer number (18567419).

Almost surely, 2^199035216 is an apocalyptic number.

199035216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

199035216 is an abundant number, since it is smaller than the sum of its proper divisors (357987354).

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

199035216 is a wasteful number, since it uses less digits than its factorization.

199035216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382203 (or 1382194 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 199035216 is about 14107.9841224748. The cubic root of 199035216 is about 583.8616830121.

The spelling of 199035216 in words is "one hundred ninety-nine million, thirty-five thousand, two hundred sixteen".