140036136 has 32 divisors (see below), whose sum is σ = 351051360. Its totient is φ = 46550592.

The previous prime is 140036131. The next prime is 140036161. The reversal of 140036136 is 631630041.

It is a super-2 number, since 2×140036136² = 39220238771620992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (140036131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1131 + ... + 16773.

It is an arithmetic number, because the mean of its divisors is an integer number (10970355).

Almost surely, 2^140036136 is an apocalyptic number.

It is an amenable number.

140036136 is an abundant number, since it is smaller than the sum of its proper divisors (211015224).

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

140036136 is a wasteful number, since it uses less digits than its factorization.

140036136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16025 (or 16021 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 140036136 is about 11833.6864923827. The cubic root of 140036136 is about 519.2940815721.

Adding to 140036136 its reverse (631630041), we get a palindrome (771666177).

The spelling of 140036136 in words is "one hundred forty million, thirty-six thousand, one hundred thirty-six".