173800140 has 48 divisors (see below), whose sum is σ = 491382528. Its totient is φ = 45895104.

The previous prime is 173800139. The next prime is 173800141. The reversal of 173800140 is 41008371.

It is an interprime number because it is at equal distance from previous prime (173800139) and next prime (173800141).

It is a self number, because there is not a number n which added to its sum of digits gives 173800140.

It is not an unprimeable number, because it can be changed into a prime (173800141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7882 + ... + 20241.

It is an arithmetic number, because the mean of its divisors is an integer number (10237136).

Almost surely, 2^173800140 is an apocalyptic number.

173800140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

173800140 is an abundant number, since it is smaller than the sum of its proper divisors (317582388).

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

173800140 is a wasteful number, since it uses less digits than its factorization.

173800140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28238 (or 28236 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 173800140 is about 13183.3281078793. The cubic root of 173800140 is about 558.0631857637.

The spelling of 173800140 in words is "one hundred seventy-three million, eight hundred thousand, one hundred forty".