86986710 has 48 divisors (see below), whose sum is σ = 234548496. Its totient is φ = 23195808.

The previous prime is 86986699. The next prime is 86986723. The reversal of 86986710 is 1768968.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15469 + ... + 20328.

It is an arithmetic number, because the mean of its divisors is an integer number (4886427).

Almost surely, 2^86986710 is an apocalyptic number.

86986710 is an abundant number, since it is smaller than the sum of its proper divisors (147561786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86986710 is a wasteful number, since it uses less digits than its factorization.

86986710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35819 (or 35807 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 86986710 is about 9326.6666071003. Note that the first 4 decimals coincide. The cubic root of 86986710 is about 443.0821983296.

The spelling of 86986710 in words is "eighty-six million, nine hundred eighty-six thousand, seven hundred ten".