9030745 has 16 divisors (see below), whose sum is σ = 11405520. Its totient is φ = 6854400.

The previous prime is 9030739. The next prime is 9030751. The reversal of 9030745 is 5470309.

It is an interprime number because it is at equal distance from previous prime (9030739) and next prime (9030751).

It can be written as a sum of positive squares in 8 ways, for example, as 891136 + 8139609 = 944^2 + 2853^2 .

It is a de Polignac number, because none of the positive numbers 2^k-9030745 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8335 + ... + 9355.

It is an arithmetic number, because the mean of its divisors is an integer number (712845).

Almost surely, 2^9030745 is an apocalyptic number.

It is an amenable number.

9030745 is a deficient number, since it is larger than the sum of its proper divisors (2374775).

9030745 is a wasteful number, since it uses less digits than its factorization.

9030745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 9030745 is about 3005.1197979448. The cubic root of 9030745 is about 208.2449730180.

The spelling of 9030745 in words is "nine million, thirty thousand, seven hundred forty-five".