140659600 has 45 divisors (see below), whose sum is σ = 338505523. Its totient is φ = 56168960.

The previous prime is 140659549. The next prime is 140659609. The reversal of 140659600 is 6956041.

The square root of 140659600 is 11860.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 94864 + 140564736 = 308^2 + 11856^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140659609) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 236904 + ... + 237496.

Almost surely, 2^140659600 is an apocalyptic number.

140659600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140659600 is the 11860-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140659600

140659600 is an abundant number, since it is smaller than the sum of its proper divisors (197845923).

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

140659600 is an frugal number, since it uses more digits than its factorization.

140659600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The cubic root of 140659600 is about 520.0636016880.

The spelling of 140659600 in words is "one hundred forty million, six hundred fifty-nine thousand, six hundred".