86660486 has 16 divisors (see below), whose sum is σ = 142765200. Its totient is φ = 39125280.

The previous prime is 86660471. The next prime is 86660489. The reversal of 86660486 is 68406668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86660489) 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, 9941 + ... + 16496.

It is an arithmetic number, because the mean of its divisors is an integer number (8922825).

Almost surely, 2^86660486 is an apocalyptic number.

86660486 is a deficient number, since it is larger than the sum of its proper divisors (56104714).

86660486 is a wasteful number, since it uses less digits than its factorization.

86660486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26599.

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 86660486 is about 9309.1614015442. The cubic root of 86660486 is about 442.5276112448.

The spelling of 86660486 in words is "eighty-six million, six hundred sixty thousand, four hundred eighty-six".