86906263 has 2 divisors, whose sum is σ = 86906264. Its totient is φ = 86906262.

The previous prime is 86906231. The next prime is 86906279. The reversal of 86906263 is 36260968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86906263 - 2⁵ = 86906231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86906203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43453131 + 43453132.

It is an arithmetic number, because the mean of its divisors is an integer number (43453132).

Almost surely, 2^86906263 is an apocalyptic number.

86906263 is a deficient number, since it is larger than the sum of its proper divisors (1).

86906263 is an equidigital number, since it uses as much as digits as its factorization.

86906263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 86906263 is about 9322.3528682409. The cubic root of 86906263 is about 442.9455658581.

The spelling of 86906263 in words is "eighty-six million, nine hundred six thousand, two hundred sixty-three".