2179328 has 18 divisors (see below), whose sum is σ = 4350654. Its totient is φ = 1089536.

The previous prime is 2179327. The next prime is 2179339. The reversal of 2179328 is 8239712.

2179328 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2166784 + 12544 = 1472^2 + 112^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 2179294 and 2179303.

It is not an unprimeable number, because it can be changed into a prime (2179327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4001 + ... + 4512.

It is an arithmetic number, because the mean of its divisors is an integer number (241703).

2^2179328 is an apocalyptic number.

It is an amenable number.

2179328 is a deficient number, since it is larger than the sum of its proper divisors (2171326).

2179328 is an frugal number, since it uses more digits than its factorization.

2179328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8529 (or 8515 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 2179328 is about 1476.2547205682. The cubic root of 2179328 is about 129.6505010727.

The spelling of 2179328 in words is "two million, one hundred seventy-nine thousand, three hundred twenty-eight".