86624093 has 2 divisors, whose sum is σ = 86624094. Its totient is φ = 86624092.

The previous prime is 86624089. The next prime is 86624113. The reversal of 86624093 is 39042668.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86620249 + 3844 = 9307^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 86624093 - 2² = 86624089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86624393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43312046 + 43312047.

It is an arithmetic number, because the mean of its divisors is an integer number (43312047).

Almost surely, 2^86624093 is an apocalyptic number.

It is an amenable number.

86624093 is a deficient number, since it is larger than the sum of its proper divisors (1).

86624093 is an equidigital number, since it uses as much as digits as its factorization.

86624093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 86624093 is about 9307.2065089370. The cubic root of 86624093 is about 442.4656562023.

The spelling of 86624093 in words is "eighty-six million, six hundred twenty-four thousand, ninety-three".