4442406422 has 16 divisors (see below), whose sum is σ = 6737025744. Its totient is φ = 2196780000.

The previous prime is 4442406407. The next prime is 4442406439. The reversal of 4442406422 is 2246042444.

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, 178397 + ... + 201767.

It is an arithmetic number, because the mean of its divisors is an integer number (421064109).

Almost surely, 2^4442406422 is an apocalyptic number.

4442406422 is a deficient number, since it is larger than the sum of its proper divisors (2294619322).

4442406422 is a wasteful number, since it uses less digits than its factorization.

4442406422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24415.

The product of its (nonzero) digits is 49152, while the sum is 32.

The square root of 4442406422 is about 66651.3797456587. The cubic root of 4442406422 is about 1643.8900346861.

Adding to 4442406422 its reverse (2246042444), we get a palindrome (6688448866).

The spelling of 4442406422 in words is "four billion, four hundred forty-two million, four hundred six thousand, four hundred twenty-two".