9009472 has 14 divisors (see below), whose sum is σ = 17878298. Its totient is φ = 4504704.

The previous prime is 9009443. The next prime is 9009487. The reversal of 9009472 is 2749009.

It can be written as a sum of positive squares in only one way, i.e., 8620096 + 389376 = 2936^2 + 624^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70323 + ... + 70450.

Almost surely, 2^9009472 is an apocalyptic number.

It is an amenable number.

9009472 is a deficient number, since it is larger than the sum of its proper divisors (8868826).

9009472 is a wasteful number, since it uses less digits than its factorization.

9009472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140785 (or 140775 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 9009472 is about 3001.5782515204. The cubic root of 9009472 is about 208.0813291425.

The spelling of 9009472 in words is "nine million, nine thousand, four hundred seventy-two".