872872237 has 2 divisors, whose sum is σ = 872872238. Its totient is φ = 872872236.

The previous prime is 872872223. The next prime is 872872243. The reversal of 872872237 is 732278278.

872872237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 559369801 + 313502436 = 23651^2 + 17706^2 .

It is a cyclic number.

It is not a de Polignac number, because 872872237 - 2¹¹ = 872870189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872872207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436436118 + 436436119.

It is an arithmetic number, because the mean of its divisors is an integer number (436436119).

Almost surely, 2^872872237 is an apocalyptic number.

It is an amenable number.

872872237 is a deficient number, since it is larger than the sum of its proper divisors (1).

872872237 is an equidigital number, since it uses as much as digits as its factorization.

872872237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 526848, while the sum is 46.

The square root of 872872237 is about 29544.4112650769. The cubic root of 872872237 is about 955.6896736878.

The spelling of 872872237 in words is "eight hundred seventy-two million, eight hundred seventy-two thousand, two hundred thirty-seven".