1604315716 has 12 divisors (see below), whose sum is σ = 2847096000. Its totient is φ = 790859720.

The previous prime is 1604315701. The next prime is 1604315723. The reversal of 1604315716 is 6175134061.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2824216 + ... + 2824783.

It is an arithmetic number, because the mean of its divisors is an integer number (237258000).

Almost surely, 2^1604315716 is an apocalyptic number.

It is an amenable number.

1604315716 is a deficient number, since it is larger than the sum of its proper divisors (1242780284).

1604315716 is a wasteful number, since it uses less digits than its factorization.

1604315716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649074 (or 5649072 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 1604315716 is about 40053.9101212354. The cubic root of 1604315716 is about 1170.6577537072.

Adding to 1604315716 its reverse (6175134061), we get a palindrome (7779449777).

The spelling of 1604315716 in words is "one billion, six hundred four million, three hundred fifteen thousand, seven hundred sixteen".