3996025 has 18 divisors (see below), whose sum is σ = 5450606. Its totient is φ = 2904000.

The previous prime is 3996017. The next prime is 3996059. The reversal of 3996025 is 5206993.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 937024 + 3059001 = 968^2 + 1749^2 .

It is not a de Polignac number, because 3996025 - 2³ = 3996017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2365 + ... + 3685.

Almost surely, 2^3996025 is an apocalyptic number.

It is an amenable number.

3996025 is a deficient number, since it is larger than the sum of its proper divisors (1454581).

3996025 is a wasteful number, since it uses less digits than its factorization.

3996025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353 (or 1337 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 3996025 is about 1999.0060029925. The cubic root of 3996025 is about 158.6875051093.

The spelling of 3996025 in words is "three million, nine hundred ninety-six thousand, twenty-five".