872963867 has 2 divisors, whose sum is σ = 872963868. Its totient is φ = 872963866.

The previous prime is 872963851. The next prime is 872963869. The reversal of 872963867 is 768369278.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 872963867 - 2⁴ = 872963851 is a prime.

Together with 872963869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (872963869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436481933 + 436481934.

It is an arithmetic number, because the mean of its divisors is an integer number (436481934).

Almost surely, 2^872963867 is an apocalyptic number.

872963867 is a deficient number, since it is larger than the sum of its proper divisors (1).

872963867 is an equidigital number, since it uses as much as digits as its factorization.

872963867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 56.

The square root of 872963867 is about 29545.9619406781. The cubic root of 872963867 is about 955.7231137786.

The spelling of 872963867 in words is "eight hundred seventy-two million, nine hundred sixty-three thousand, eight hundred sixty-seven".