86525623 has 2 divisors, whose sum is σ = 86525624. Its totient is φ = 86525622.

The previous prime is 86525603. The next prime is 86525669. The reversal of 86525623 is 32652568.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86525623 - 2⁹ = 86525111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86525603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43262811 + 43262812.

It is an arithmetic number, because the mean of its divisors is an integer number (43262812).

Almost surely, 2^86525623 is an apocalyptic number.

86525623 is a deficient number, since it is larger than the sum of its proper divisors (1).

86525623 is an equidigital number, since it uses as much as digits as its factorization.

86525623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 37.

The square root of 86525623 is about 9301.9150178874. The cubic root of 86525623 is about 442.2979349162.

The spelling of 86525623 in words is "eighty-six million, five hundred twenty-five thousand, six hundred twenty-three".