8001604 has 12 divisors (see below), whose sum is σ = 15080044. Its totient is φ = 3693024.

The previous prime is 8001599. The next prime is 8001607. The reversal of 8001604 is 4061008.

It can be written as a sum of positive squares in 2 ways, for example, as 2096704 + 5904900 = 1448^2 + 2430^2 .

It is not an unprimeable number, because it can be changed into a prime (8001607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76887 + ... + 76990.

Almost surely, 2^8001604 is an apocalyptic number.

It is an amenable number.

8001604 is a deficient number, since it is larger than the sum of its proper divisors (7078440).

8001604 is a wasteful number, since it uses less digits than its factorization.

8001604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153894 (or 153892 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 8001604 is about 2828.7106603539. The cubic root of 8001604 is about 200.0133657734.

The spelling of 8001604 in words is "eight million, one thousand, six hundred four".