873522229 has 2 divisors, whose sum is σ = 873522230. Its totient is φ = 873522228.

The previous prime is 873522227. The next prime is 873522263. The reversal of 873522229 is 922225378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 636300625 + 237221604 = 25225^2 + 15402^2 .

It is a cyclic number.

It is not a de Polignac number, because 873522229 - 2¹ = 873522227 is a prime.

Together with 873522227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 873522191 and 873522200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (873522227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436761114 + 436761115.

It is an arithmetic number, because the mean of its divisors is an integer number (436761115).

Almost surely, 2^873522229 is an apocalyptic number.

It is an amenable number.

873522229 is a deficient number, since it is larger than the sum of its proper divisors (1).

873522229 is an equidigital number, since it uses as much as digits as its factorization.

873522229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 873522229 is about 29555.4094710258. The cubic root of 873522229 is about 955.9268357405.

The spelling of 873522229 in words is "eight hundred seventy-three million, five hundred twenty-two thousand, two hundred twenty-nine".