8604945 has 24 divisors (see below), whose sum is σ = 15265536. Its totient is φ = 4481568.

The previous prime is 8604943. The next prime is 8604961. The reversal of 8604945 is 5494068.

8604945 is a `hidden beast` number, since 8 + 604 + 9 + 45 = 666.

8604945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8604945 - 2¹ = 8604943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8604943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289 + ... + 4158.

It is an arithmetic number, because the mean of its divisors is an integer number (636064).

Almost surely, 2^8604945 is an apocalyptic number.

It is an amenable number.

8604945 is a deficient number, since it is larger than the sum of its proper divisors (6660591).

8604945 is a wasteful number, since it uses less digits than its factorization.

8604945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501 (or 4498 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 8604945 is about 2933.4186540622. The cubic root of 8604945 is about 204.9192225870.

The spelling of 8604945 in words is "eight million, six hundred four thousand, nine hundred forty-five".