140336140 has 48 divisors (see below), whose sum is σ = 337748544. Its totient is φ = 47980800.

The previous prime is 140336137. The next prime is 140336213. The reversal of 140336140 is 41633041.

140336140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57750 + ... + 60130.

It is an arithmetic number, because the mean of its divisors is an integer number (7036428).

Almost surely, 2^140336140 is an apocalyptic number.

140336140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140336140 is an abundant number, since it is smaller than the sum of its proper divisors (197412404).

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

140336140 is a wasteful number, since it uses less digits than its factorization.

140336140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818 (or 2816 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 140336140 is about 11846.3555577232. The cubic root of 140336140 is about 519.6646506427.

Adding to 140336140 its reverse (41633041), we get a palindrome (181969181).

It can be divided in two parts, 140 and 336140, that multiplied together give a square (47059600 = 6860²).

The spelling of 140336140 in words is "one hundred forty million, three hundred thirty-six thousand, one hundred forty".