84088229 has 2 divisors, whose sum is σ = 84088230. Its totient is φ = 84088228.

The previous prime is 84088223. The next prime is 84088231. The reversal of 84088229 is 92288048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82319329 + 1768900 = 9073^2 + 1330^2 .

It is a cyclic number.

It is not a de Polignac number, because 84088229 - 2⁸ = 84087973 is a prime.

Together with 84088231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84088223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42044114 + 42044115.

It is an arithmetic number, because the mean of its divisors is an integer number (42044115).

Almost surely, 2^84088229 is an apocalyptic number.

It is an amenable number.

84088229 is a deficient number, since it is larger than the sum of its proper divisors (1).

84088229 is an equidigital number, since it uses as much as digits as its factorization.

84088229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 41.

The square root of 84088229 is about 9169.9634132313. The cubic root of 84088229 is about 438.1051939048.

The spelling of 84088229 in words is "eighty-four million, eighty-eight thousand, two hundred twenty-nine".