140006982 has 16 divisors (see below), whose sum is σ = 281272320. Its totient is φ = 46459272.

The previous prime is 140006981. The next prime is 140007061. The reversal of 140006982 is 289600041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140006981) 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 7 ways as a sum of consecutive naturals, for example, 50982 + ... + 53657.

It is an arithmetic number, because the mean of its divisors is an integer number (17579520).

Almost surely, 2^140006982 is an apocalyptic number.

140006982 is an abundant number, since it is smaller than the sum of its proper divisors (141265338).

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

140006982 is a wasteful number, since it uses less digits than its factorization.

140006982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104867.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 140006982 is about 11832.4546058711. The cubic root of 140006982 is about 519.2580419449.

The spelling of 140006982 in words is "one hundred forty million, six thousand, nine hundred eighty-two".