140550 has 24 divisors (see below), whose sum is σ = 348936. Its totient is φ = 37440.

The previous prime is 140549. The next prime is 140551. The reversal of 140550 is 55041.

It is an interprime number because it is at equal distance from previous prime (140549) and next prime (140551).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140550.

It is not an unprimeable number, because it can be changed into a prime (140551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319 + ... + 618.

It is an arithmetic number, because the mean of its divisors is an integer number (14539).

2¹⁴⁰⁵⁵⁰ is an apocalyptic number.

140550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140550 is an abundant number, since it is smaller than the sum of its proper divisors (208386).

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

140550 is a wasteful number, since it uses less digits than its factorization.

140550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 140550 is about 374.8999866631. The cubic root of 140550 is about 51.9928491153.

Adding to 140550 its reverse (55041), we get a palindrome (195591).

The spelling of 140550 in words is "one hundred forty thousand, five hundred fifty".