140365500 has 192 divisors, whose sum is σ = 457906176. Its totient is φ = 33120000.

The previous prime is 140365487. The next prime is 140365501. The reversal of 140365500 is 5563041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140365501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 775410 + ... + 775590.

It is an arithmetic number, because the mean of its divisors is an integer number (2384928).

Almost surely, 2^140365500 is an apocalyptic number.

140365500 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 140365500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228953088).

140365500 is an abundant number, since it is smaller than the sum of its proper divisors (317540676).

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

140365500 is a wasteful number, since it uses less digits than its factorization.

140365500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 140365500 is about 11847.5946925948. The cubic root of 140365500 is about 519.7008881371.

The spelling of 140365500 in words is "one hundred forty million, three hundred sixty-five thousand, five hundred".