9072245 has 32 divisors (see below), whose sum is σ = 13590528. Its totient is φ = 5660928.

The previous prime is 9072229. The next prime is 9072247. The reversal of 9072245 is 5422709.

It is not a de Polignac number, because 9072245 - 2⁴ = 9072229 is a prime.

It is a d-powerful number, because it can be written as 9⁶ + 0 + 7³ + 2¹³ + 2²³ + 4⁸ + 5⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9072247) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 57707 + ... + 57863.

It is an arithmetic number, because the mean of its divisors is an integer number (424704).

Almost surely, 2^9072245 is an apocalyptic number.

It is an amenable number.

9072245 is a deficient number, since it is larger than the sum of its proper divisors (4518283).

9072245 is a wasteful number, since it uses less digits than its factorization.

9072245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 9072245 is about 3012.0167662216. The cubic root of 9072245 is about 208.5634761598.

The spelling of 9072245 in words is "nine million, seventy-two thousand, two hundred forty-five".