2815328 has 24 divisors (see below), whose sum is σ = 5605992. Its totient is φ = 1391616.

The previous prime is 2815313. The next prime is 2815331. The reversal of 2815328 is 8235182.

2815328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2815328.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2651 + ... + 3557.

It is an arithmetic number, because the mean of its divisors is an integer number (233583).

2^2815328 is an apocalyptic number.

It is an amenable number.

2815328 is a deficient number, since it is larger than the sum of its proper divisors (2790664).

2815328 is an equidigital number, since it uses as much as digits as its factorization.

2815328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014 (or 1006 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 2815328 is about 1677.8939179817. The cubic root of 2815328 is about 141.2026995929.

The spelling of 2815328 in words is "two million, eight hundred fifteen thousand, three hundred twenty-eight".