9521472 has 56 divisors (see below), whose sum is σ = 25493472. Its totient is φ = 3136000.

The previous prime is 9521461. The next prime is 9521497. The reversal of 9521472 is 2741259.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19147 + ... + 19637.

Almost surely, 2^9521472 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 9521472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12746736).

9521472 is an abundant number, since it is smaller than the sum of its proper divisors (15972000).

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

9521472 is a wasteful number, since it uses less digits than its factorization.

9521472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 597 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 9521472 is about 3085.6882538584. The cubic root of 9521472 is about 211.9506233648.

The spelling of 9521472 in words is "nine million, five hundred twenty-one thousand, four hundred seventy-two".