1606481700 has 72 divisors (see below), whose sum is σ = 4655327040. Its totient is φ = 427728000.

The previous prime is 1606481599. The next prime is 1606481729. The reversal of 1606481700 is 71846061.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 206481 + ... + 214119.

It is an arithmetic number, because the mean of its divisors is an integer number (64657320).

Almost surely, 2^1606481700 is an apocalyptic number.

1606481700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1606481700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2327663520).

1606481700 is an abundant number, since it is smaller than the sum of its proper divisors (3048845340).

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

1606481700 is a wasteful number, since it uses less digits than its factorization.

1606481700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8357 (or 8350 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1606481700 is about 40080.9393602495. The cubic root of 1606481700 is about 1171.1843511591.

The spelling of 1606481700 in words is "one billion, six hundred six million, four hundred eighty-one thousand, seven hundred".