86298899 has 2 divisors, whose sum is σ = 86298900. Its totient is φ = 86298898.

The previous prime is 86298871. The next prime is 86298907. The reversal of 86298899 is 99889268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86298899 - 2²⁰ = 85250323 is a prime.

It is a super-2 number, since 2×86298899² = 14894999937224402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86298799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43149449 + 43149450.

It is an arithmetic number, because the mean of its divisors is an integer number (43149450).

Almost surely, 2^86298899 is an apocalyptic number.

86298899 is a deficient number, since it is larger than the sum of its proper divisors (1).

86298899 is an equidigital number, since it uses as much as digits as its factorization.

86298899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 59.

The square root of 86298899 is about 9289.7200711324. The cubic root of 86298899 is about 441.9112776883.

The spelling of 86298899 in words is "eighty-six million, two hundred ninety-eight thousand, eight hundred ninety-nine".