3988275 has 24 divisors (see below), whose sum is σ = 6759984. Its totient is φ = 2073600.

The previous prime is 3988273. The next prime is 3988277. The reversal of 3988275 is 5728893.

It is an interprime number because it is at equal distance from previous prime (3988273) and next prime (3988277).

It is not a de Polignac number, because 3988275 - 2¹ = 3988273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3988273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2427 + ... + 3723.

It is an arithmetic number, because the mean of its divisors is an integer number (281666).

Almost surely, 2^3988275 is an apocalyptic number.

3988275 is a deficient number, since it is larger than the sum of its proper divisors (2771709).

3988275 is a wasteful number, since it uses less digits than its factorization.

3988275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351 (or 1346 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 3988275 is about 1997.0665987893. The cubic root of 3988275 is about 158.5848510905.

The spelling of 3988275 in words is "three million, nine hundred eighty-eight thousand, two hundred seventy-five".