1606797504 has 168 divisors, whose sum is σ = 5045323920. Its totient is φ = 485885952.

The previous prime is 1606797499. The next prime is 1606797547. The reversal of 1606797504 is 4057976061.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1606797504.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 439974 + ... + 443610.

It is an arithmetic number, because the mean of its divisors is an integer number (30031690).

Almost surely, 2^1606797504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1606797504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2522661960).

1606797504 is an abundant number, since it is smaller than the sum of its proper divisors (3438526416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1606797504 is a wasteful number, since it uses less digits than its factorization.

1606797504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727 (or 3714 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 1606797504 is about 40084.8787449831. The cubic root of 1606797504 is about 1171.2610903815.

The spelling of 1606797504 in words is "one billion, six hundred six million, seven hundred ninety-seven thousand, five hundred four".