8399704 has 8 divisors (see below), whose sum is σ = 15749460. Its totient is φ = 4199848.

The previous prime is 8399701. The next prime is 8399707. The reversal of 8399704 is 4079938.

It is an interprime number because it is at equal distance from previous prime (8399701) and next prime (8399707).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8399701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524974 + ... + 524989.

Almost surely, 2^8399704 is an apocalyptic number.

It is an amenable number.

8399704 is a deficient number, since it is larger than the sum of its proper divisors (7349756).

8399704 is a wasteful number, since it uses less digits than its factorization.

8399704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049969 (or 1049965 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 8399704 is about 2898.2242839366. The cubic root of 8399704 is about 203.2768836101.

The spelling of 8399704 in words is "eight million, three hundred ninety-nine thousand, seven hundred four".