86823007 has 2 divisors, whose sum is σ = 86823008. Its totient is φ = 86823006.

The previous prime is 86822993. The next prime is 86823017. The reversal of 86823007 is 70032868.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86823007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86823017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43411503 + 43411504.

It is an arithmetic number, because the mean of its divisors is an integer number (43411504).

Almost surely, 2^86823007 is an apocalyptic number.

86823007 is a deficient number, since it is larger than the sum of its proper divisors (1).

86823007 is an equidigital number, since it uses as much as digits as its factorization.

86823007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 86823007 is about 9317.8864019691. The cubic root of 86823007 is about 442.8040737211.

The spelling of 86823007 in words is "eighty-six million, eight hundred twenty-three thousand, seven".