86463823 has 2 divisors, whose sum is σ = 86463824. Its totient is φ = 86463822.

The previous prime is 86463803. The next prime is 86463833. The reversal of 86463823 is 32836468.

It is a strong prime.

86463823 is a truncatable prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86463823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86463803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43231911 + 43231912.

It is an arithmetic number, because the mean of its divisors is an integer number (43231912).

Almost surely, 2^86463823 is an apocalyptic number.

86463823 is a deficient number, since it is larger than the sum of its proper divisors (1).

86463823 is an equidigital number, since it uses as much as digits as its factorization.

86463823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 40.

The square root of 86463823 is about 9298.5925279044. The cubic root of 86463823 is about 442.1926076474.

The spelling of 86463823 in words is "eighty-six million, four hundred sixty-three thousand, eight hundred twenty-three".