8564049 has 24 divisors (see below), whose sum is σ = 13820352. Its totient is φ = 5268240.

The previous prime is 8563987. The next prime is 8564053. The reversal of 8564049 is 9404658.

8564049 is a `hidden beast` number, since 8 + 5 + 640 + 4 + 9 = 666.

It is not a de Polignac number, because 8564049 - 2⁹ = 8563537 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8564089) 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, 1804 + ... + 4514.

It is an arithmetic number, because the mean of its divisors is an integer number (575848).

Almost surely, 2^8564049 is an apocalyptic number.

It is an amenable number.

8564049 is a deficient number, since it is larger than the sum of its proper divisors (5256303).

8564049 is a wasteful number, since it uses less digits than its factorization.

8564049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2739 (or 2727 counting only the distinct ones).

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

The square root of 8564049 is about 2926.4396457129. The cubic root of 8564049 is about 204.5940728067.

The spelling of 8564049 in words is "eight million, five hundred sixty-four thousand, forty-nine".