140922 has 12 divisors (see below), whose sum is σ = 305370. Its totient is φ = 46968.

The previous prime is 140909. The next prime is 140929. The reversal of 140922 is 229041.

140922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 136161 + 4761 = 369^2 + 69^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7829 = 140922 / (1 + 4 + 0 + 9 + 2 + 2).

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 140895 and 140904.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140922.

It is not an unprimeable number, because it can be changed into a prime (140929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3897 + ... + 3932.

2¹⁴⁰⁹²² is an apocalyptic number.

140922 is an abundant number, since it is smaller than the sum of its proper divisors (164448).

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

140922 is a wasteful number, since it uses less digits than its factorization.

140922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7837 (or 7834 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 140922 is about 375.3957911325. The cubic root of 140922 is about 52.0386793087.

Adding to 140922 its reverse (229041), we get a palindrome (369963).

It can be divided in two parts, 1409 and 22, that added together give a triangular number (1431 = T₅₃).

The spelling of 140922 in words is "one hundred forty thousand, nine hundred twenty-two".