1328002 has 12 divisors (see below), whose sum is σ = 2157570. Its totient is φ = 612768.

The previous prime is 1327999. The next prime is 1328003. The reversal of 1328002 is 2008231.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 408321 + 919681 = 639^2 + 959^2 .

It is not an unprimeable number, because it can be changed into a prime (1328003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1627 + ... + 2302.

2^1328002 is an apocalyptic number.

1328002 is a deficient number, since it is larger than the sum of its proper divisors (829568).

1328002 is a wasteful number, since it uses less digits than its factorization.

1328002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957 (or 3944 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1328002 is about 1152.3896910334. The cubic root of 1328002 is about 109.9173483812.

The spelling of 1328002 in words is "one million, three hundred twenty-eight thousand, two".