9071745 has 16 divisors (see below), whose sum is σ = 14789952. Its totient is φ = 4746560.

The previous prime is 9071707. The next prime is 9071767. The reversal of 9071745 is 5471709.

It is not a de Polignac number, because 9071745 - 2⁹ = 9071233 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4911 + ... + 6500.

It is an arithmetic number, because the mean of its divisors is an integer number (924372).

Almost surely, 2^9071745 is an apocalyptic number.

It is an amenable number.

9071745 is a deficient number, since it is larger than the sum of its proper divisors (5718207).

9071745 is a wasteful number, since it uses less digits than its factorization.

9071745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11472.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 9071745 is about 3011.9337642120. The cubic root of 9071745 is about 208.5596445594.

The spelling of 9071745 in words is "nine million, seventy-one thousand, seven hundred forty-five".