140049036 has 72 divisors (see below), whose sum is σ = 361015200. Its totient is φ = 45771264.

The previous prime is 140049029. The next prime is 140049037. The reversal of 140049036 is 630940041.

140049036 is a `hidden beast` number, since 140 + 0 + 490 + 36 = 666.

It is a super-2 number, since 2×140049036² = 39227464969058592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140049037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 703665 + ... + 703863.

It is an arithmetic number, because the mean of its divisors is an integer number (5014100).

Almost surely, 2^140049036 is an apocalyptic number.

It is an amenable number.

140049036 is an abundant number, since it is smaller than the sum of its proper divisors (220966164).

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

140049036 is a wasteful number, since it uses less digits than its factorization.

140049036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 140049036 is about 11834.2315339865. The cubic root of 140049036 is about 519.3100267135.

Adding to 140049036 its reverse (630940041), we get a palindrome (770989077).

The spelling of 140049036 in words is "one hundred forty million, forty-nine thousand, thirty-six".