2659328 has 66 divisors (see below), whose sum is σ = 6300666. Its totient is φ = 1118208.

The previous prime is 2659309. The next prime is 2659331. The reversal of 2659328 is 8239562.

It can be written as a sum of positive squares in only one way, i.e., 2458624 + 200704 = 1568^2 + 448^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50150 + ... + 50202.

2^2659328 is an apocalyptic number.

2659328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2659328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3150333).

2659328 is an abundant number, since it is smaller than the sum of its proper divisors (3641338).

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

2659328 is an equidigital number, since it uses as much as digits as its factorization.

2659328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87 (or 62 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 2659328 is about 1630.7446151988. The cubic root of 2659328 is about 138.5449293168.

The spelling of 2659328 in words is "two million, six hundred fifty-nine thousand, three hundred twenty-eight".