86049823 has 2 divisors, whose sum is σ = 86049824. Its totient is φ = 86049822.

The previous prime is 86049781. The next prime is 86049871. The reversal of 86049823 is 32894068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86049823 - 2⁹ = 86049311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86049323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43024911 + 43024912.

It is an arithmetic number, because the mean of its divisors is an integer number (43024912).

Almost surely, 2^86049823 is an apocalyptic number.

86049823 is a deficient number, since it is larger than the sum of its proper divisors (1).

86049823 is an equidigital number, since it uses as much as digits as its factorization.

86049823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 86049823 is about 9276.3043826731. The cubic root of 86049823 is about 441.4857196992.

The spelling of 86049823 in words is "eighty-six million, forty-nine thousand, eight hundred twenty-three".