4442246028 has 72 divisors (see below), whose sum is σ = 12297776400. Its totient is φ = 1340866560.

The previous prime is 4442246023. The next prime is 4442246033. The reversal of 4442246028 is 8206422444.

It is a happy number.

4442246028 is a `hidden beast` number, since 4 + 4 + 42 + 2 + 4 + 602 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (4442246023) and next prime (4442246033).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4442245983 and 4442246001.

It is not an unprimeable number, because it can be changed into a prime (4442246023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79948 + ... + 123596.

It is an arithmetic number, because the mean of its divisors is an integer number (170802450).

Almost surely, 2^4442246028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4442246028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6148888200).

4442246028 is an abundant number, since it is smaller than the sum of its proper divisors (7855530372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4442246028 is a wasteful number, since it uses less digits than its factorization.

4442246028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43927 (or 43922 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

The square root of 4442246028 is about 66650.1765038923. The cubic root of 4442246028 is about 1643.8702501184.

The spelling of 4442246028 in words is "four billion, four hundred forty-two million, two hundred forty-six thousand, twenty-eight".