140000422 has 16 divisors (see below), whose sum is σ = 213594192. Its totient is φ = 68808960.

The previous prime is 140000407. The next prime is 140000431. The reversal of 140000422 is 224000041.

140000422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46878 + ... + 49774.

It is an arithmetic number, because the mean of its divisors is an integer number (13349637).

Almost surely, 2^140000422 is an apocalyptic number.

140000422 is a deficient number, since it is larger than the sum of its proper divisors (73593770).

140000422 is a wasteful number, since it uses less digits than its factorization.

140000422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3303.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 140000422 is about 11832.1773989406. The cubic root of 140000422 is about 519.2499319066.

Adding to 140000422 its reverse (224000041), we get a palindrome (364000463).

The spelling of 140000422 in words is "one hundred forty million, four hundred twenty-two", and thus it is an aban number.