9545472 has 72 divisors (see below), whose sum is σ = 28248080. Its totient is φ = 3179520.

The previous prime is 9545461. The next prime is 9545477. The reversal of 9545472 is 2745459.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×9545472² = 182232071405568, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9545477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6222 + ... + 7602.

Almost surely, 2^9545472 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 9545472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14124040).

9545472 is an abundant number, since it is smaller than the sum of its proper divisors (18702608).

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

9545472 is a wasteful number, since it uses less digits than its factorization.

9545472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406 (or 1386 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 9545472 is about 3089.5747280168. The cubic root of 9545472 is about 212.1285561803.

The spelling of 9545472 in words is "nine million, five hundred forty-five thousand, four hundred seventy-two".