86456269 has 2 divisors, whose sum is σ = 86456270. Its totient is φ = 86456268.

The previous prime is 86456263. The next prime is 86456329. The reversal of 86456269 is 96265468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64722025 + 21734244 = 8045^2 + 4662^2 .

It is a cyclic number.

It is not a de Polignac number, because 86456269 - 2³ = 86456261 is a prime.

It is a super-2 number, since 2×86456269² = 14949372898800722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86456261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43228134 + 43228135.

It is an arithmetic number, because the mean of its divisors is an integer number (43228135).

Almost surely, 2^86456269 is an apocalyptic number.

It is an amenable number.

86456269 is a deficient number, since it is larger than the sum of its proper divisors (1).

86456269 is an equidigital number, since it uses as much as digits as its factorization.

86456269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 46.

The square root of 86456269 is about 9298.1863285267. The cubic root of 86456269 is about 442.1797297365.

The spelling of 86456269 in words is "eighty-six million, four hundred fifty-six thousand, two hundred sixty-nine".