873892236722 has 6 divisors (see below), whose sum is σ = 1310840338143. Its totient is φ = 436945457342.

The previous prime is 873892236709. The next prime is 873892236887. The reversal of 873892236722 is 227632298378.

It can be written as a sum of positive squares in only one way, i.e., 436946118361 + 436946118361 = 661019^2 + 661019^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=661019.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 991529 + ... + 1652547.

Almost surely, 2^873892236722 is an apocalyptic number.

873892236722 is a deficient number, since it is larger than the sum of its proper divisors (436948101421).

873892236722 is an frugal number, since it uses more digits than its factorization.

873892236722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322040 (or 661021 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 59.

The spelling of 873892236722 in words is "eight hundred seventy-three billion, eight hundred ninety-two million, two hundred thirty-six thousand, seven hundred twenty-two".