140286352 has 20 divisors (see below), whose sum is σ = 277589376. Its totient is φ = 68650400.

The previous prime is 140286343. The next prime is 140286353. The reversal of 140286352 is 253682041.

It is not an unprimeable number, because it can be changed into a prime (140286353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92524 + ... + 94027.

Almost surely, 2^140286352 is an apocalyptic number.

It is an amenable number.

140286352 is a deficient number, since it is larger than the sum of its proper divisors (137303024).

140286352 is a wasteful number, since it uses less digits than its factorization.

140286352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186606 (or 186600 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 140286352 is about 11844.2539655311. The cubic root of 140286352 is about 519.6031883946.

The spelling of 140286352 in words is "one hundred forty million, two hundred eighty-six thousand, three hundred fifty-two".