1606380200 has 48 divisors (see below), whose sum is σ = 3737824380. Its totient is φ = 642037760.

The previous prime is 1606380199. The next prime is 1606380203. The reversal of 1606380200 is 20836061.

It can be written as a sum of positive squares in 6 ways, for example, as 768509284 + 837870916 = 27722^2 + 28946^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1606380200.

It is not an unprimeable number, because it can be changed into a prime (1606380203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337034 + ... + 341766.

Almost surely, 2^1606380200 is an apocalyptic number.

1606380200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1606380200 is an abundant number, since it is smaller than the sum of its proper divisors (2131444180).

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

1606380200 is a wasteful number, since it uses less digits than its factorization.

1606380200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446 (or 6437 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1606380200 is about 40079.6731523599. The cubic root of 1606380200 is about 1171.1596848930.

The spelling of 1606380200 in words is "one billion, six hundred six million, three hundred eighty thousand, two hundred".