4426406128 has 20 divisors (see below), whose sum is σ = 8577194080. Its totient is φ = 2212936704.

The previous prime is 4426406099. The next prime is 4426406129. The reversal of 4426406128 is 8216046244.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4426406129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246313 + ... + 263671.

It is an arithmetic number, because the mean of its divisors is an integer number (428859704).

Almost surely, 2^4426406128 is an apocalyptic number.

It is an amenable number.

4426406128 is a deficient number, since it is larger than the sum of its proper divisors (4150787952).

4426406128 is a wasteful number, since it uses less digits than its factorization.

4426406128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33304 (or 33298 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 4426406128 is about 66531.2417440108. The cubic root of 4426406128 is about 1641.9140511743.

The spelling of 4426406128 in words is "four billion, four hundred twenty-six million, four hundred six thousand, one hundred twenty-eight".