86730029 has 2 divisors, whose sum is σ = 86730030. Its totient is φ = 86730028.

The previous prime is 86730019. The next prime is 86730043. The reversal of 86730029 is 92003768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85285225 + 1444804 = 9235^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 86730029 - 2¹⁶ = 86664493 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86730019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43365014 + 43365015.

It is an arithmetic number, because the mean of its divisors is an integer number (43365015).

Almost surely, 2^86730029 is an apocalyptic number.

It is an amenable number.

86730029 is a deficient number, since it is larger than the sum of its proper divisors (1).

86730029 is an equidigital number, since it uses as much as digits as its factorization.

86730029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 86730029 is about 9312.8958439360. The cubic root of 86730029 is about 442.6459522588.

The spelling of 86730029 in words is "eighty-six million, seven hundred thirty thousand, twenty-nine".