2903828 has 12 divisors (see below), whose sum is σ = 5257140. Its totient is φ = 1401792.

The previous prime is 2903777. The next prime is 2903837. The reversal of 2903828 is 8283092.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 824464 + 2079364 = 908^2 + 1442^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2903794 and 2903803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12401 + ... + 12632.

It is an arithmetic number, because the mean of its divisors is an integer number (438095).

2^2903828 is an apocalyptic number.

It is an amenable number.

2903828 is a deficient number, since it is larger than the sum of its proper divisors (2353312).

2903828 is a wasteful number, since it uses less digits than its factorization.

2903828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25066 (or 25064 counting only the distinct ones).

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

The square root of 2903828 is about 1704.0622054373. The cubic root of 2903828 is about 142.6670330247.

The spelling of 2903828 in words is "two million, nine hundred three thousand, eight hundred twenty-eight".