4442556 has 12 divisors (see below), whose sum is σ = 10365992. Its totient is φ = 1480848.

The previous prime is 4442551. The next prime is 4442573. The reversal of 4442556 is 6552444.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442551) 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, 185095 + ... + 185118.

Almost surely, 2^4442556 is an apocalyptic number.

It is an amenable number.

4442556 is an abundant number, since it is smaller than the sum of its proper divisors (5923436).

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

4442556 is a wasteful number, since it uses less digits than its factorization.

4442556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370220 (or 370218 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 4442556 is about 2107.7371752664. The cubic root of 4442556 is about 164.3908484673.

The spelling of 4442556 in words is "four million, four hundred forty-two thousand, five hundred fifty-six".