4423272 has 64 divisors (see below), whose sum is σ = 12804480. Its totient is φ = 1247232.

The previous prime is 4423271. The next prime is 4423277. The reversal of 4423272 is 2723244.

4423272 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×4423272³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (4423271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18868 + ... + 19100.

It is an arithmetic number, because the mean of its divisors is an integer number (200070).

Almost surely, 2^4423272 is an apocalyptic number.

4423272 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4423272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6402240).

4423272 is an abundant number, since it is smaller than the sum of its proper divisors (8381208).

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

4423272 is a wasteful number, since it uses less digits than its factorization.

4423272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 358 counting only the distinct ones).

The product of its digits is 2688, while the sum is 24.

The square root of 4423272 is about 2103.1576260471. The cubic root of 4423272 is about 164.1526439218.

The spelling of 4423272 in words is "four million, four hundred twenty-three thousand, two hundred seventy-two".