140798 has 16 divisors (see below), whose sum is σ = 246240. Its totient is φ = 59136.

The previous prime is 140797. The next prime is 140813. The reversal of 140798 is 897041.

140798 is nontrivially palindromic in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 140798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1190 + ... + 1302.

It is an arithmetic number, because the mean of its divisors is an integer number (15390).

2¹⁴⁰⁷⁹⁸ is an apocalyptic number.

140798 is a deficient number, since it is larger than the sum of its proper divisors (105442).

140798 is a wasteful number, since it uses less digits than its factorization.

140798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 140798 is about 375.2305957675. The cubic root of 140798 is about 52.0234115488.

The spelling of 140798 in words is "one hundred forty thousand, seven hundred ninety-eight".