140025422 has 8 divisors (see below), whose sum is σ = 210856176. Its totient is φ = 69740032.

The previous prime is 140025409. The next prime is 140025469. The reversal of 140025422 is 224520041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 140025394 and 140025403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135698 + ... + 136725.

It is an arithmetic number, because the mean of its divisors is an integer number (26357022).

Almost surely, 2^140025422 is an apocalyptic number.

140025422 is a deficient number, since it is larger than the sum of its proper divisors (70830754).

140025422 is a wasteful number, since it uses less digits than its factorization.

140025422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272682.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 140025422 is about 11833.2337930086. The cubic root of 140025422 is about 519.2808377079.

Adding to 140025422 its reverse (224520041), we get a palindrome (364545463).

The spelling of 140025422 in words is "one hundred forty million, twenty-five thousand, four hundred twenty-two".