1328084 has 18 divisors (see below), whose sum is σ = 2426970. Its totient is φ = 635152.

The previous prime is 1328077. The next prime is 1328087. The reversal of 1328084 is 4808231.

1328084 = T₁₀₁ + T₁₀₂ + ... + T₂₀₇.

It can be written as a sum of positive squares in only one way, i.e., 1144900 + 183184 = 1070^2 + 428^2 .

It is a super-2 number, since 2×1328084² = 3527614222112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12359 + ... + 12465.

2^1328084 is an apocalyptic number.

It is an amenable number.

1328084 is a deficient number, since it is larger than the sum of its proper divisors (1098886).

1328084 is a wasteful number, since it uses less digits than its factorization.

1328084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 1328084 is about 1152.4252687268. The cubic root of 1328084 is about 109.9196106863.

The spelling of 1328084 in words is "one million, three hundred twenty-eight thousand, eighty-four".