86251427 has 2 divisors, whose sum is σ = 86251428. Its totient is φ = 86251426.

The previous prime is 86251411. The next prime is 86251447. The reversal of 86251427 is 72415268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86251427 - 2⁴ = 86251411 is a prime.

It is a super-3 number, since 3×86251427³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (86251447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43125713 + 43125714.

It is an arithmetic number, because the mean of its divisors is an integer number (43125714).

Almost surely, 2^86251427 is an apocalyptic number.

86251427 is a deficient number, since it is larger than the sum of its proper divisors (1).

86251427 is an equidigital number, since it uses as much as digits as its factorization.

86251427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 35.

The square root of 86251427 is about 9287.1646372830. The cubic root of 86251427 is about 441.8302327764.

The spelling of 86251427 in words is "eighty-six million, two hundred fifty-one thousand, four hundred twenty-seven".