8086864 has 10 divisors (see below), whose sum is σ = 15668330. Its totient is φ = 4043424.

The previous prime is 8086861. The next prime is 8086873. The reversal of 8086864 is 4686808.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7795264 + 291600 = 2792^2 + 540^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8086861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252699 + ... + 252730.

It is an arithmetic number, because the mean of its divisors is an integer number (1566833).

Almost surely, 2^8086864 is an apocalyptic number.

It is an amenable number.

8086864 is a deficient number, since it is larger than the sum of its proper divisors (7581466).

8086864 is a wasteful number, since it uses less digits than its factorization.

8086864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505437 (or 505431 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 8086864 is about 2843.7411977886. The cubic root of 8086864 is about 200.7212624423.

The spelling of 8086864 in words is "eight million, eighty-six thousand, eight hundred sixty-four".