872093066 has 24 divisors (see below), whose sum is σ = 1420757100. Its totient is φ = 401296896.

The previous prime is 872093051. The next prime is 872093077. The reversal of 872093066 is 660390278.

It can be written as a sum of positive squares in 6 ways, for example, as 92064025 + 780029041 = 9595^2 + 27929^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114266 + ... + 121658.

Almost surely, 2^872093066 is an apocalyptic number.

872093066 is a deficient number, since it is larger than the sum of its proper divisors (548664034).

872093066 is a wasteful number, since it uses less digits than its factorization.

872093066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7770 (or 7757 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 872093066 is about 29531.2218846427. The cubic root of 872093066 is about 955.4052229870.

The spelling of 872093066 in words is "eight hundred seventy-two million, ninety-three thousand, sixty-six".