140536268 has 12 divisors (see below), whose sum is σ = 253872192. Its totient is φ = 68001360.

The previous prime is 140536267. The next prime is 140536309. The reversal of 140536268 is 862635041.

It is not an unprimeable number, because it can be changed into a prime (140536267) 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 3 ways as a sum of consecutive naturals, for example, 566555 + ... + 566802.

It is an arithmetic number, because the mean of its divisors is an integer number (21156016).

Almost surely, 2^140536268 is an apocalyptic number.

It is an amenable number.

140536268 is a deficient number, since it is larger than the sum of its proper divisors (113335924).

140536268 is a wasteful number, since it uses less digits than its factorization.

140536268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133392 (or 1133390 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 140536268 is about 11854.7993656578. The cubic root of 140536268 is about 519.9115579369.

It can be divided in two parts, 1405 and 36268, that added together give a palindrome (37673).

The spelling of 140536268 in words is "one hundred forty million, five hundred thirty-six thousand, two hundred sixty-eight".