84058213 has 2 divisors, whose sum is σ = 84058214. Its totient is φ = 84058212.

The previous prime is 84058199. The next prime is 84058243. The reversal of 84058213 is 31285048.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67272804 + 16785409 = 8202^2 + 4097^2 .

It is a cyclic number.

It is not a de Polignac number, because 84058213 - 2⁵ = 84058181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84058243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42029106 + 42029107.

It is an arithmetic number, because the mean of its divisors is an integer number (42029107).

Almost surely, 2^84058213 is an apocalyptic number.

It is an amenable number.

84058213 is a deficient number, since it is larger than the sum of its proper divisors (1).

84058213 is an equidigital number, since it uses as much as digits as its factorization.

84058213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 84058213 is about 9168.3266194001. The cubic root of 84058213 is about 438.0530592575.

The spelling of 84058213 in words is "eighty-four million, fifty-eight thousand, two hundred thirteen".