1600328 has 8 divisors (see below), whose sum is σ = 3000630. Its totient is φ = 800160.

The previous prime is 1600321. The next prime is 1600337. The reversal of 1600328 is 8230061.

It can be written as a sum of positive squares in only one way, i.e., 1162084 + 438244 = 1078^2 + 662^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1600328² = 5122099415168, which contains 22 as substring.

1600328 is a modest number, since divided by 328 gives 16 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1600321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100013 + ... + 100028.

2^1600328 is an apocalyptic number.

It is an amenable number.

1600328 is a deficient number, since it is larger than the sum of its proper divisors (1400302).

1600328 is a wasteful number, since it uses less digits than its factorization.

1600328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200047 (or 200043 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1600328 is about 1265.0407108074. The cubic root of 1600328 is about 116.9687012976.

Adding to 1600328 its reverse (8230061), we get a palindrome (9830389).

It can be divided in two parts, 1600 and 328, that multiplied together give a triangular number (524800 = T₁₀₂₄).

The spelling of 1600328 in words is "one million, six hundred thousand, three hundred twenty-eight".