8345684 has 6 divisors (see below), whose sum is σ = 14604954. Its totient is φ = 4172840.

The previous prime is 8345669. The next prime is 8345723. The reversal of 8345684 is 4865438.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7997584 + 348100 = 2828^2 + 590^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043207 + ... + 1043214.

It is an arithmetic number, because the mean of its divisors is an integer number (2434159).

Almost surely, 2^8345684 is an apocalyptic number.

It is an amenable number.

8345684 is a deficient number, since it is larger than the sum of its proper divisors (6259270).

8345684 is a wasteful number, since it uses less digits than its factorization.

8345684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086425 (or 2086423 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 8345684 is about 2888.8897521366. The cubic root of 8345684 is about 202.8401760779.

The spelling of 8345684 in words is "eight million, three hundred forty-five thousand, six hundred eighty-four".