140282634 has 16 divisors (see below), whose sum is σ = 280719072. Its totient is φ = 46735248.

The previous prime is 140282633. The next prime is 140282669. The reversal of 140282634 is 436282041.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (140282633) 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, 7912 + ... + 18524.

It is an arithmetic number, because the mean of its divisors is an integer number (17544942).

Almost surely, 2^140282634 is an apocalyptic number.

140282634 is an abundant number, since it is smaller than the sum of its proper divisors (140436438).

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

140282634 is a wasteful number, since it uses less digits than its factorization.

140282634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12821.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 140282634 is about 11844.0970107476. The cubic root of 140282634 is about 519.5985980177.

The spelling of 140282634 in words is "one hundred forty million, two hundred eighty-two thousand, six hundred thirty-four".