86402023 has 2 divisors, whose sum is σ = 86402024. Its totient is φ = 86402022.

The previous prime is 86402021. The next prime is 86402051. The reversal of 86402023 is 32020468.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86402023 - 2¹ = 86402021 is a prime.

Together with 86402021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86402021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43201011 + 43201012.

It is an arithmetic number, because the mean of its divisors is an integer number (43201012).

Almost surely, 2^86402023 is an apocalyptic number.

86402023 is a deficient number, since it is larger than the sum of its proper divisors (1).

86402023 is an equidigital number, since it uses as much as digits as its factorization.

86402023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 86402023 is about 9295.2688503346. The cubic root of 86402023 is about 442.0872301783.

The spelling of 86402023 in words is "eighty-six million, four hundred two thousand, twenty-three".