84220333 has 2 divisors, whose sum is σ = 84220334. Its totient is φ = 84220332.

The previous prime is 84220309. The next prime is 84220337. The reversal of 84220333 is 33302248.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51008164 + 33212169 = 7142^2 + 5763^2 .

It is a cyclic number.

It is not a de Polignac number, because 84220333 - 2¹⁷ = 84089261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84220298 and 84220307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84220337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42110166 + 42110167.

It is an arithmetic number, because the mean of its divisors is an integer number (42110167).

Almost surely, 2^84220333 is an apocalyptic number.

It is an amenable number.

84220333 is a deficient number, since it is larger than the sum of its proper divisors (1).

84220333 is an equidigital number, since it uses as much as digits as its factorization.

84220333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 84220333 is about 9177.1636685852. The cubic root of 84220333 is about 438.3344973713.

The spelling of 84220333 in words is "eighty-four million, two hundred twenty thousand, three hundred thirty-three".