9072550 has 24 divisors (see below), whose sum is σ = 16954272. Its totient is φ = 3612000.

The previous prime is 9072541. The next prime is 9072587. The reversal of 9072550 is 552709.

It is a super-2 number, since 2×9072550² = 164622327005000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20835 + ... + 21265.

It is an arithmetic number, because the mean of its divisors is an integer number (706428).

Almost surely, 2^9072550 is an apocalyptic number.

9072550 is a deficient number, since it is larger than the sum of its proper divisors (7881722).

9072550 is a wasteful number, since it uses less digits than its factorization.

9072550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 9072550 is about 3012.0673963243. The cubic root of 9072550 is about 208.5658133670.

The spelling of 9072550 in words is "nine million, seventy-two thousand, five hundred fifty".