86711506 has 16 divisors (see below), whose sum is σ = 150531840. Its totient is φ = 36691200.

The previous prime is 86711473. The next prime is 86711507. The reversal of 86711506 is 60511768.

It is not an unprimeable number, because it can be changed into a prime (86711507) 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 in 7 ways as a sum of consecutive naturals, for example, 38095 + ... + 40306.

It is an arithmetic number, because the mean of its divisors is an integer number (9408240).

Almost surely, 2^86711506 is an apocalyptic number.

86711506 is a deficient number, since it is larger than the sum of its proper divisors (63820334).

86711506 is a wasteful number, since it uses less digits than its factorization.

86711506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78489.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 86711506 is about 9311.9013096145. The cubic root of 86711506 is about 442.6144379346.

The spelling of 86711506 in words is "eighty-six million, seven hundred eleven thousand, five hundred six".