873527849 has 2 divisors, whose sum is σ = 873527850. Its totient is φ = 873527848.

The previous prime is 873527807. The next prime is 873527861. The reversal of 873527849 is 948725378.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 854977600 + 18550249 = 29240^2 + 4307^2 .

It is a cyclic number.

It is not a de Polignac number, because 873527849 - 2⁸ = 873527593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 873527849.

It is not a weakly prime, because it can be changed into another prime (873527449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436763924 + 436763925.

It is an arithmetic number, because the mean of its divisors is an integer number (436763925).

Almost surely, 2^873527849 is an apocalyptic number.

It is an amenable number.

873527849 is a deficient number, since it is larger than the sum of its proper divisors (1).

873527849 is an equidigital number, since it uses as much as digits as its factorization.

873527849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3386880, while the sum is 53.

The square root of 873527849 is about 29555.5045465308. The cubic root of 873527849 is about 955.9288857922.

The spelling of 873527849 in words is "eight hundred seventy-three million, five hundred twenty-seven thousand, eight hundred forty-nine".