9443772 has 72 divisors (see below), whose sum is σ = 27243216. Its totient is φ = 2732544.

The previous prime is 9443767. The next prime is 9443773. The reversal of 9443772 is 2773449.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 9 + 4 + 4¹⁰ + 3⁸ + 7 + 7 + 2²³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9443773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7363 + ... + 8549.

It is an arithmetic number, because the mean of its divisors is an integer number (378378).

Almost surely, 2^9443772 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 9443772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13621608).

9443772 is an abundant number, since it is smaller than the sum of its proper divisors (17799444).

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

9443772 is a wasteful number, since it uses less digits than its factorization.

9443772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227 (or 1222 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 9443772 is about 3073.0720785559. The cubic root of 9443772 is about 211.3725067005.

The spelling of 9443772 in words is "nine million, four hundred forty-three thousand, seven hundred seventy-two".