140836944 has 20 divisors (see below), whose sum is σ = 363828896. Its totient is φ = 46945632.

The previous prime is 140836909. The next prime is 140836951. The reversal of 140836944 is 449638041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467004 + ... + 1467099.

Almost surely, 2^140836944 is an apocalyptic number.

It is an amenable number.

140836944 is an abundant number, since it is smaller than the sum of its proper divisors (222991952).

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

140836944 is a wasteful number, since it uses less digits than its factorization.

140836944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934114 (or 2934108 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 140836944 is about 11867.4742047329. The cubic root of 140836944 is about 520.2820757562.

The spelling of 140836944 in words is "one hundred forty million, eight hundred thirty-six thousand, nine hundred forty-four".