199285692 has 12 divisors (see below), whose sum is σ = 464999976. Its totient is φ = 66428560.

The previous prime is 199285649. The next prime is 199285703. The reversal of 199285692 is 296582991.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8303559 + ... + 8303582.

It is an arithmetic number, because the mean of its divisors is an integer number (38749998).

Almost surely, 2^199285692 is an apocalyptic number.

199285692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199285692 is an abundant number, since it is smaller than the sum of its proper divisors (265714284).

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

199285692 is a wasteful number, since it uses less digits than its factorization.

199285692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16607148 (or 16607146 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The square root of 199285692 is about 14116.8584323850. The cubic root of 199285692 is about 584.1065007183.

The spelling of 199285692 in words is "one hundred ninety-nine million, two hundred eighty-five thousand, six hundred ninety-two".