840274282 has 8 divisors (see below), whose sum is σ = 1301069952. Its totient is φ = 406584300.

The previous prime is 840274273. The next prime is 840274301. The reversal of 840274282 is 282472048.

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

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 3 ways as a sum of consecutive naturals, for example, 6776344 + ... + 6776467.

It is an arithmetic number, because the mean of its divisors is an integer number (162633744).

Almost surely, 2^840274282 is an apocalyptic number.

840274282 is a deficient number, since it is larger than the sum of its proper divisors (460795670).

840274282 is a wasteful number, since it uses less digits than its factorization.

840274282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13552844.

The product of its (nonzero) digits is 57344, while the sum is 37.

The square root of 840274282 is about 28987.4849202203. The cubic root of 840274282 is about 943.6414815972.

The spelling of 840274282 in words is "eight hundred forty million, two hundred seventy-four thousand, two hundred eighty-two".