3902025 has 12 divisors (see below), whose sum is σ = 6451472. Its totient is φ = 2081040.

The previous prime is 3902009. The next prime is 3902033. The reversal of 3902025 is 5202093.

3902025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3902025 - 2⁴ = 3902009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3901992 and 3902010.

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 11 ways as a sum of consecutive naturals, for example, 25939 + ... + 26088.

Almost surely, 2^3902025 is an apocalyptic number.

It is an amenable number.

3902025 is a deficient number, since it is larger than the sum of its proper divisors (2549447).

3902025 is a wasteful number, since it uses less digits than its factorization.

3902025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52040 (or 52035 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 3902025 is about 1975.3543985827. The cubic root of 3902025 is about 157.4333303113.

It can be divided in two parts, 390 and 2025, that added together give a triangular number (2415 = T₆₉).

The spelling of 3902025 in words is "three million, nine hundred two thousand, twenty-five".