140089140 has 144 divisors (see below), whose sum is σ = 449729280. Its totient is φ = 35239680.

The previous prime is 140089139. The next prime is 140089171. The reversal of 140089140 is 41980041.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 245055 + ... + 245625.

It is an arithmetic number, because the mean of its divisors is an integer number (3123120).

Almost surely, 2^140089140 is an apocalyptic number.

140089140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140089140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224864640).

140089140 is an abundant number, since it is smaller than the sum of its proper divisors (309640140).

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

140089140 is a wasteful number, since it uses less digits than its factorization.

140089140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 140089140 is about 11835.9258193012. The cubic root of 140089140 is about 519.3595913096.

The spelling of 140089140 in words is "one hundred forty million, eighty-nine thousand, one hundred forty".