1328532260 has 24 divisors (see below), whose sum is σ = 3043547136. Its totient is φ = 483102560.

The previous prime is 1328532251. The next prime is 1328532301. The reversal of 1328532260 is 622358231.

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 7 ways as a sum of consecutive naturals, for example, 3019172 + ... + 3019611.

It is an arithmetic number, because the mean of its divisors is an integer number (126814464).

Almost surely, 2^1328532260 is an apocalyptic number.

1328532260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1328532260 is an abundant number, since it is smaller than the sum of its proper divisors (1715014876).

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

1328532260 is a wasteful number, since it uses less digits than its factorization.

1328532260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6038803 (or 6038801 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1328532260 is about 36449.0364756052. The cubic root of 1328532260 is about 1099.3197612460.

The spelling of 1328532260 in words is "one billion, three hundred twenty-eight million, five hundred thirty-two thousand, two hundred sixty".