84823229 has 2 divisors, whose sum is σ = 84823230. Its totient is φ = 84823228.

The previous prime is 84823213. The next prime is 84823243. The reversal of 84823229 is 92232848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84732025 + 91204 = 9205^2 + 302^2 .

It is a cyclic number.

It is not a de Polignac number, because 84823229 - 2⁴ = 84823213 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 84823192 and 84823201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84823279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42411614 + 42411615.

It is an arithmetic number, because the mean of its divisors is an integer number (42411615).

Almost surely, 2^84823229 is an apocalyptic number.

It is an amenable number.

84823229 is a deficient number, since it is larger than the sum of its proper divisors (1).

84823229 is an equidigital number, since it uses as much as digits as its factorization.

84823229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 38.

The square root of 84823229 is about 9209.9527143194. The cubic root of 84823229 is about 439.3779588261.

It can be divided in two parts, 8482 and 3229, that added together give a palindrome (11711).

The spelling of 84823229 in words is "eighty-four million, eight hundred twenty-three thousand, two hundred twenty-nine".