84294229 has 2 divisors, whose sum is σ = 84294230. Its totient is φ = 84294228.

The previous prime is 84294227. The next prime is 84294247. The reversal of 84294229 is 92249248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68310225 + 15984004 = 8265^2 + 3998^2 .

It is a cyclic number.

It is not a de Polignac number, because 84294229 - 2¹ = 84294227 is a prime.

Together with 84294227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 84294191 and 84294200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84294227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42147114 + 42147115.

It is an arithmetic number, because the mean of its divisors is an integer number (42147115).

Almost surely, 2^84294229 is an apocalyptic number.

It is an amenable number.

84294229 is a deficient number, since it is larger than the sum of its proper divisors (1).

84294229 is an equidigital number, since it uses as much as digits as its factorization.

84294229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 40.

The square root of 84294229 is about 9181.1888663724. The cubic root of 84294229 is about 438.4626599974.

The spelling of 84294229 in words is "eighty-four million, two hundred ninety-four thousand, two hundred twenty-nine".