140502044 has 18 divisors (see below), whose sum is σ = 254072952. Its totient is φ = 67983000.

The previous prime is 140502041. The next prime is 140502067. The reversal of 140502044 is 440205041.

140502044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140502041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14432 + ... + 22119.

It is an arithmetic number, because the mean of its divisors is an integer number (14115164).

Almost surely, 2^140502044 is an apocalyptic number.

It is an amenable number.

140502044 is a deficient number, since it is larger than the sum of its proper divisors (113570908).

140502044 is a wasteful number, since it uses less digits than its factorization.

140502044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36617 (or 36584 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 140502044 is about 11853.3558117522. The cubic root of 140502044 is about 519.8693508065.

Adding to 140502044 its reverse (440205041), we get a palindrome (580707085).

The spelling of 140502044 in words is "one hundred forty million, five hundred two thousand, forty-four".