4459072 has 42 divisors (see below), whose sum is σ = 9387078. Its totient is φ = 2101248.

The previous prime is 4459027. The next prime is 4459073. The reversal of 4459072 is 2709544.

It can be written as a sum of positive squares in only one way, i.e., 3326976 + 1132096 = 1824^2 + 1064^2 .

It is not an unprimeable number, because it can be changed into a prime (4459073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23008 + ... + 23200.

Almost surely, 2^4459072 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 4459072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4693539).

4459072 is an abundant number, since it is smaller than the sum of its proper divisors (4928006).

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

4459072 is a wasteful number, since it uses less digits than its factorization.

4459072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 4459072 is about 2111.6514863964. The cubic root of 4459072 is about 164.5943140389.

The spelling of 4459072 in words is "four million, four hundred fifty-nine thousand, seventy-two".