86222533 has 2 divisors, whose sum is σ = 86222534. Its totient is φ = 86222532.

The previous prime is 86222531. The next prime is 86222537. The reversal of 86222533 is 33522268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81757764 + 4464769 = 9042^2 + 2113^2 .

It is a cyclic number.

It is not a de Polignac number, because 86222533 - 2¹ = 86222531 is a prime.

Together with 86222531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 86222495 and 86222504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86222531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43111266 + 43111267.

It is an arithmetic number, because the mean of its divisors is an integer number (43111267).

Almost surely, 2^86222533 is an apocalyptic number.

It is an amenable number.

86222533 is a deficient number, since it is larger than the sum of its proper divisors (1).

86222533 is an equidigital number, since it uses as much as digits as its factorization.

86222533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 86222533 is about 9285.6089191824. The cubic root of 86222533 is about 441.7808899461.

The spelling of 86222533 in words is "eighty-six million, two hundred twenty-two thousand, five hundred thirty-three".