1602604906 has 16 divisors (see below), whose sum is σ = 2749501440. Its totient is φ = 686286000.

The previous prime is 1602604903. The next prime is 1602604907. The reversal of 1602604906 is 6094062061.

It is not an unprimeable number, because it can be changed into a prime (1602604903) 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, 26845 + ... + 62656.

It is an arithmetic number, because the mean of its divisors is an integer number (171843840).

Almost surely, 2^1602604906 is an apocalyptic number.

1602604906 is a deficient number, since it is larger than the sum of its proper divisors (1146896534).

1602604906 is a wasteful number, since it uses less digits than its factorization.

1602604906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90789.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 1602604906 is about 40032.5480827788. The cubic root of 1602604906 is about 1170.2414837467.

Adding to 1602604906 its reverse (6094062061), we get a palindrome (7696666967).

The spelling of 1602604906 in words is "one billion, six hundred two million, six hundred four thousand, nine hundred six".