2830928 has 10 divisors (see below), whose sum is σ = 5484954. Its totient is φ = 1415456.

The previous prime is 2830921. The next prime is 2830937. The reversal of 2830928 is 8290382.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2795584 + 35344 = 1672^2 + 188^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2830894 and 2830903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2830921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88451 + ... + 88482.

2^2830928 is an apocalyptic number.

It is an amenable number.

2830928 is a deficient number, since it is larger than the sum of its proper divisors (2654026).

2830928 is a wasteful number, since it uses less digits than its factorization.

2830928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176941 (or 176935 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2830928 is about 1682.5361808888. The cubic root of 2830928 is about 141.4630252128.

The spelling of 2830928 in words is "two million, eight hundred thirty thousand, nine hundred twenty-eight".