140294422 has 8 divisors (see below), whose sum is σ = 210652416. Its totient is φ = 70076952.

The previous prime is 140294419. The next prime is 140294447. The reversal of 140294422 is 224492041.

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

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, 32598 + ... + 36649.

It is an arithmetic number, because the mean of its divisors is an integer number (26331552).

Almost surely, 2^140294422 is an apocalyptic number.

140294422 is a deficient number, since it is larger than the sum of its proper divisors (70357994).

140294422 is a wasteful number, since it uses less digits than its factorization.

140294422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70262.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 140294422 is about 11844.5946321518. The cubic root of 140294422 is about 519.6131516288.

The spelling of 140294422 in words is "one hundred forty million, two hundred ninety-four thousand, four hundred twenty-two".