2443272 has 64 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 729600.

The previous prime is 2443241. The next prime is 2443277. The reversal of 2443272 is 2723442.

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

It is a d-powerful number, because it can be written as 2³ + 4⁷ + 4⁹ + 3¹⁰ + 2¹³ + 7³ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (2443277) 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, 12697 + ... + 12887.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

2^2443272 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 2443272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3386880).

2443272 is an abundant number, since it is smaller than the sum of its proper divisors (4330488).

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

2443272 is a wasteful number, since it uses less digits than its factorization.

2443272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 250 counting only the distinct ones).

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

The square root of 2443272 is about 1563.0969259774. The cubic root of 2443272 is about 134.6864602913.

The spelling of 2443272 in words is "two million, four hundred forty-three thousand, two hundred seventy-two".