4442628406 has 16 divisors (see below), whose sum is σ = 6850413216. Its totient is φ = 2159269056.

The previous prime is 4442628373. The next prime is 4442628419. The reversal of 4442628406 is 6048262444.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 53815 + ... + 108541.

It is an arithmetic number, because the mean of its divisors is an integer number (428150826).

Almost surely, 2^4442628406 is an apocalyptic number.

4442628406 is a deficient number, since it is larger than the sum of its proper divisors (2407784810).

4442628406 is a wasteful number, since it uses less digits than its factorization.

4442628406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55863.

The product of its (nonzero) digits is 294912, while the sum is 40.

The square root of 4442628406 is about 66653.0449867071. The cubic root of 4442628406 is about 1643.9174155823.

The spelling of 4442628406 in words is "four billion, four hundred forty-two million, six hundred twenty-eight thousand, four hundred six".