86208964 has 24 divisors (see below), whose sum is σ = 155521688. Its totient is φ = 41783040.

The previous prime is 86208949. The next prime is 86208979. The reversal of 86208964 is 46980268.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (86208949) and next prime (86208979).

It can be written as a sum of positive squares in 4 ways, for example, as 1016064 + 85192900 = 1008^2 + 9230^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86208964.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45394 + ... + 47254.

Almost surely, 2^86208964 is an apocalyptic number.

It is an amenable number.

86208964 is a deficient number, since it is larger than the sum of its proper divisors (69312724).

86208964 is a wasteful number, since it uses less digits than its factorization.

86208964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215 (or 2213 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 86208964 is about 9284.8782436820. The cubic root of 86208964 is about 441.7577141042.

The spelling of 86208964 in words is "eighty-six million, two hundred eight thousand, nine hundred sixty-four".