1604087206 has 16 divisors (see below), whose sum is σ = 2532972384. Its totient is φ = 760380544.

The previous prime is 1604087203. The next prime is 1604087227. The reversal of 1604087206 is 6027804061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604087201) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 149101 + ... + 159496.

It is an arithmetic number, because the mean of its divisors is an integer number (158310774).

Almost surely, 2^1604087206 is an apocalyptic number.

1604087206 is a deficient number, since it is larger than the sum of its proper divisors (928885178).

1604087206 is a wasteful number, since it uses less digits than its factorization.

1604087206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308735.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1604087206 is about 40051.0574891600. The cubic root of 1604087206 is about 1170.6021703615.

The spelling of 1604087206 in words is "one billion, six hundred four million, eighty-seven thousand, two hundred six".