1328616 has 32 divisors (see below), whose sum is σ = 3691200. Its totient is φ = 442800.

The previous prime is 1328611. The next prime is 1328617. The reversal of 1328616 is 6168231.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1328616.

It is not an unprimeable number, because it can be changed into a prime (1328611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2860 + ... + 3291.

It is an arithmetic number, because the mean of its divisors is an integer number (115350).

2^1328616 is an apocalyptic number.

It is an amenable number.

1328616 is an abundant number, since it is smaller than the sum of its proper divisors (2362584).

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

1328616 is a wasteful number, since it uses less digits than its factorization.

1328616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166 (or 6156 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1328616 is about 1152.6560631862. The cubic root of 1328616 is about 109.9342858189.

The spelling of 1328616 in words is "one million, three hundred twenty-eight thousand, six hundred sixteen".