86446043 has 2 divisors, whose sum is σ = 86446044. Its totient is φ = 86446042.

The previous prime is 86446007. The next prime is 86446057. The reversal of 86446043 is 34064468.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86446043 - 2⁸ = 86445787 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 86445994 and 86446012.

It is not a weakly prime, because it can be changed into another prime (86446093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43223021 + 43223022.

It is an arithmetic number, because the mean of its divisors is an integer number (43223022).

Almost surely, 2^86446043 is an apocalyptic number.

86446043 is a deficient number, since it is larger than the sum of its proper divisors (1).

86446043 is an equidigital number, since it uses as much as digits as its factorization.

86446043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 86446043 is about 9297.6364200801. The cubic root of 86446043 is about 442.1622954572.

The spelling of 86446043 in words is "eighty-six million, four hundred forty-six thousand, forty-three".