872323277 has 32 divisors (see below), whose sum is σ = 1089607680. Its totient is φ = 681912000.

The previous prime is 872323267. The next prime is 872323297. The reversal of 872323277 is 772323278.

It is not a de Polignac number, because 872323277 - 2¹⁶ = 872257741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872323217) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 386402 + ... + 388652.

It is an arithmetic number, because the mean of its divisors is an integer number (34050240).

Almost surely, 2^872323277 is an apocalyptic number.

It is an amenable number.

872323277 is a deficient number, since it is larger than the sum of its proper divisors (217284403).

872323277 is a wasteful number, since it uses less digits than its factorization.

872323277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393.

The product of its digits is 197568, while the sum is 41.

The square root of 872323277 is about 29535.1193835407. The cubic root of 872323277 is about 955.4892833738.

Subtracting from 872323277 its reverse (772323278), we obtain a palindrome (99999999).

It can be divided in two parts, 87232 and 3277, that added together give a palindrome (90509).

The spelling of 872323277 in words is "eight hundred seventy-two million, three hundred twenty-three thousand, two hundred seventy-seven".