140836044 has 12 divisors (see below), whose sum is σ = 328617464. Its totient is φ = 46945344.

The previous prime is 140836027. The next prime is 140836049. The reversal of 140836044 is 440638041.

140836044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (140836049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5868157 + ... + 5868180.

Almost surely, 2^140836044 is an apocalyptic number.

It is an amenable number.

140836044 is an abundant number, since it is smaller than the sum of its proper divisors (187781420).

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

140836044 is a wasteful number, since it uses less digits than its factorization.

140836044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11736344 (or 11736342 counting only the distinct ones).

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

The square root of 140836044 is about 11867.4362859044. The cubic root of 140836044 is about 520.2809674891.

The spelling of 140836044 in words is "one hundred forty million, eight hundred thirty-six thousand, forty-four".