140035436 has 6 divisors (see below), whose sum is σ = 245062020. Its totient is φ = 70017716.

The previous prime is 140035433. The next prime is 140035447. The reversal of 140035436 is 634530041.

It is not an unprimeable number, because it can be changed into a prime (140035433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17504426 + ... + 17504433.

It is an arithmetic number, because the mean of its divisors is an integer number (40843670).

Almost surely, 2^140035436 is an apocalyptic number.

It is an amenable number.

140035436 is a deficient number, since it is larger than the sum of its proper divisors (105026584).

140035436 is a wasteful number, since it uses less digits than its factorization.

140035436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35008863 (or 35008861 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 140035436 is about 11833.6569157636. The cubic root of 140035436 is about 519.2932163039.

Adding to 140035436 its reverse (634530041), we get a palindrome (774565477).

The spelling of 140035436 in words is "one hundred forty million, thirty-five thousand, four hundred thirty-six".