4523072 has 28 divisors (see below), whose sum is σ = 9288780. Its totient is φ = 2182656.

The previous prime is 4523063. The next prime is 4523081. The reversal of 4523072 is 2703254.

It is an interprime number because it is at equal distance from previous prime (4523063) and next prime (4523081).

It can be written as a sum of positive squares in 2 ways, for example, as 3474496 + 1048576 = 1864^2 + 1024^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 638 + ... + 3074.

Almost surely, 2^4523072 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 4523072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4644390).

4523072 is an abundant number, since it is smaller than the sum of its proper divisors (4765708).

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

4523072 is a wasteful number, since it uses less digits than its factorization.

4523072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2478 (or 2468 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4523072 is about 2126.7515134590. The cubic root of 4523072 is about 165.3780373970.

The spelling of 4523072 in words is "four million, five hundred twenty-three thousand, seventy-two".