8572090873 has 2 divisors, whose sum is σ = 8572090874. Its totient is φ = 8572090872.

The previous prime is 8572090859. The next prime is 8572090907. The reversal of 8572090873 is 3780902758.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6517009984 + 2055080889 = 80728^2 + 45333^2 .

It is a cyclic number.

It is not a de Polignac number, because 8572090873 - 2²⁹ = 8035219961 is a prime.

It is not a weakly prime, because it can be changed into another prime (8572090273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4286045436 + 4286045437.

It is an arithmetic number, because the mean of its divisors is an integer number (4286045437).

Almost surely, 2^8572090873 is an apocalyptic number.

It is an amenable number.

8572090873 is a deficient number, since it is larger than the sum of its proper divisors (1).

8572090873 is an equidigital number, since it uses as much as digits as its factorization.

8572090873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 49.

The square root of 8572090873 is about 92585.5867454541. The cubic root of 8572090873 is about 2046.5809255633.

The spelling of 8572090873 in words is "eight billion, five hundred seventy-two million, ninety thousand, eight hundred seventy-three".