199765084 has 12 divisors (see below), whose sum is σ = 354378304. Its totient is φ = 98514144.

The previous prime is 199765081. The next prime is 199765117. The reversal of 199765084 is 480567991.

199765084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199765081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341772 + ... + 342355.

Almost surely, 2^199765084 is an apocalyptic number.

It is an amenable number.

199765084 is a deficient number, since it is larger than the sum of its proper divisors (154613220).

199765084 is a wasteful number, since it uses less digits than its factorization.

199765084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684204 (or 684202 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 199765084 is about 14133.8276485883. The cubic root of 199765084 is about 584.5744917540.

It can be divided in two parts, 1997 and 65084, that added together give a square (67081 = 259²).

The spelling of 199765084 in words is "one hundred ninety-nine million, seven hundred sixty-five thousand, eighty-four".