86251023 has 6 divisors (see below), whose sum is σ = 124584824. Its totient is φ = 57500676.

The previous prime is 86251001. The next prime is 86251031. The reversal of 86251023 is 32015268.

86251023 is a `hidden beast` number, since 8 + 625 + 10 + 23 = 666.

It is not a de Polignac number, because 86251023 - 2¹³ = 86242831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86251073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4791715 + ... + 4791732.

Almost surely, 2^86251023 is an apocalyptic number.

86251023 is a deficient number, since it is larger than the sum of its proper divisors (38333801).

86251023 is a wasteful number, since it uses less digits than its factorization.

86251023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9583453 (or 9583450 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 86251023 is about 9287.1428868086. The cubic root of 86251023 is about 441.8295429339.

The spelling of 86251023 in words is "eighty-six million, two hundred fifty-one thousand, twenty-three".