140404322 has 8 divisors (see below), whose sum is σ = 215087616. Its totient is φ = 68708452.

The previous prime is 140404279. The next prime is 140404333. The reversal of 140404322 is 223404041.

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 = 140404294 and 140404303.

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, 746738 + ... + 746925.

It is an arithmetic number, because the mean of its divisors is an integer number (26885952).

Almost surely, 2^140404322 is an apocalyptic number.

140404322 is a deficient number, since it is larger than the sum of its proper divisors (74683294).

140404322 is a wasteful number, since it uses less digits than its factorization.

140404322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493712.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 140404322 is about 11849.2329709564. The cubic root of 140404322 is about 519.7487963199.

Adding to 140404322 its reverse (223404041), we get a palindrome (363808363).

The spelling of 140404322 in words is "one hundred forty million, four hundred four thousand, three hundred twenty-two".