86466487 has 8 divisors (see below), whose sum is σ = 89953200. Its totient is φ = 83013504.

The previous prime is 86466481. The next prime is 86466491. The reversal of 86466487 is 78466468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86466487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86466487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86466481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3138 + ... + 13519.

It is an arithmetic number, because the mean of its divisors is an integer number (11244150).

Almost surely, 2^86466487 is an apocalyptic number.

86466487 is a deficient number, since it is larger than the sum of its proper divisors (3486713).

86466487 is a wasteful number, since it uses less digits than its factorization.

86466487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16865.

The product of its digits is 1548288, while the sum is 49.

The square root of 86466487 is about 9298.7357742867. The cubic root of 86466487 is about 442.1971490034.

The spelling of 86466487 in words is "eighty-six million, four hundred sixty-six thousand, four hundred eighty-seven".