84266099 has 2 divisors, whose sum is σ = 84266100. Its totient is φ = 84266098.

The previous prime is 84266069. The next prime is 84266107. The reversal of 84266099 is 99066248.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84266099 is a prime.

It is not a weakly prime, because it can be changed into another prime (84266009) 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, 42133049 + 42133050.

It is an arithmetic number, because the mean of its divisors is an integer number (42133050).

Almost surely, 2^84266099 is an apocalyptic number.

84266099 is a deficient number, since it is larger than the sum of its proper divisors (1).

84266099 is an equidigital number, since it uses as much as digits as its factorization.

84266099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 84266099 is about 9179.6568018636. The cubic root of 84266099 is about 438.4138811466.

The spelling of 84266099 in words is "eighty-four million, two hundred sixty-six thousand, ninety-nine".