199282493 has 8 divisors (see below), whose sum is σ = 201159840. Its totient is φ = 197411760.

The previous prime is 199282453. The next prime is 199282541. The reversal of 199282493 is 394282991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199282493 - 2⁶ = 199282429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199282453) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 74723 + ... + 77343.

It is an arithmetic number, because the mean of its divisors is an integer number (25144980).

Almost surely, 2^199282493 is an apocalyptic number.

It is an amenable number.

199282493 is a deficient number, since it is larger than the sum of its proper divisors (1877347).

199282493 is a wasteful number, since it uses less digits than its factorization.

199282493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307.

The product of its digits is 279936, while the sum is 47.

The square root of 199282493 is about 14116.7451276844. The cubic root of 199282493 is about 584.1033752778.

The spelling of 199282493 in words is "one hundred ninety-nine million, two hundred eighty-two thousand, four hundred ninety-three".