3902028 has 24 divisors (see below), whose sum is σ = 9805488. Its totient is φ = 1200576.

The previous prime is 3902009. The next prime is 3902033. The reversal of 3902028 is 8202093.

3902028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3901989 and 3902007.

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 7 ways as a sum of consecutive naturals, for example, 12351 + ... + 12662.

It is an arithmetic number, because the mean of its divisors is an integer number (408562).

Almost surely, 2^3902028 is an apocalyptic number.

It is an amenable number.

3902028 is an abundant number, since it is smaller than the sum of its proper divisors (5903460).

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

3902028 is a wasteful number, since it uses less digits than its factorization.

3902028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25033 (or 25031 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 3902028 is about 1975.3551579400. The cubic root of 3902028 is about 157.4333706579.

The spelling of 3902028 in words is "three million, nine hundred two thousand, twenty-eight".