140217282 has 12 divisors (see below), whose sum is σ = 303804150. Its totient is φ = 46739088.

The previous prime is 140217257. The next prime is 140217313. The reversal of 140217282 is 282712041.

It can be written as a sum of positive squares in only one way, i.e., 104468841 + 35748441 = 10221^2 + 5979^2 .

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 5 ways as a sum of consecutive naturals, for example, 3894907 + ... + 3894942.

Almost surely, 2^140217282 is an apocalyptic number.

140217282 is an abundant number, since it is smaller than the sum of its proper divisors (163586868).

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

140217282 is a wasteful number, since it uses less digits than its factorization.

140217282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7789857 (or 7789854 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 140217282 is about 11841.3378467131. The cubic root of 140217282 is about 519.5178988344.

The spelling of 140217282 in words is "one hundred forty million, two hundred seventeen thousand, two hundred eighty-two".