8528572067 has 4 divisors (see below), whose sum is σ = 8608278456. Its totient is φ = 8448865680.

The previous prime is 8528572061. The next prime is 8528572069. The reversal of 8528572067 is 7602758258.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8528572067 - 2⁸ = 8528571811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8528572061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39853034 + ... + 39853247.

It is an arithmetic number, because the mean of its divisors is an integer number (2152069614).

Almost surely, 2^8528572067 is an apocalyptic number.

8528572067 is a deficient number, since it is larger than the sum of its proper divisors (79706389).

8528572067 is a wasteful number, since it uses less digits than its factorization.

8528572067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79706388.

The product of its (nonzero) digits is 1881600, while the sum is 50.

The square root of 8528572067 is about 92350.2683645262. The cubic root of 8528572067 is about 2043.1116861636. Note that the first 3 decimals are identical.

The spelling of 8528572067 in words is "eight billion, five hundred twenty-eight million, five hundred seventy-two thousand, sixty-seven".