86688467 has 2 divisors, whose sum is σ = 86688468. Its totient is φ = 86688466.

The previous prime is 86688439. The next prime is 86688479. The reversal of 86688467 is 76488668.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86688467 - 2¹⁶ = 86622931 is a prime.

It is not a weakly prime, because it can be changed into another prime (86688067) 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, 43344233 + 43344234.

It is an arithmetic number, because the mean of its divisors is an integer number (43344234).

Almost surely, 2^86688467 is an apocalyptic number.

86688467 is a deficient number, since it is larger than the sum of its proper divisors (1).

86688467 is an equidigital number, since it uses as much as digits as its factorization.

86688467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3096576, while the sum is 53.

The square root of 86688467 is about 9310.6641546132. The cubic root of 86688467 is about 442.5752339974.

The spelling of 86688467 in words is "eighty-six million, six hundred eighty-eight thousand, four hundred sixty-seven".