3992875 has 16 divisors (see below), whose sum is σ = 5279040. Its totient is φ = 3004800.

The previous prime is 3992873. The next prime is 3992887. The reversal of 3992875 is 5782993.

It is a happy number.

It is not a de Polignac number, because 3992875 - 2¹ = 3992873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3992873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1186 + ... + 3064.

It is an arithmetic number, because the mean of its divisors is an integer number (329940).

Almost surely, 2^3992875 is an apocalyptic number.

3992875 is a deficient number, since it is larger than the sum of its proper divisors (1286165).

3992875 is a wasteful number, since it uses less digits than its factorization.

3992875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911 (or 1901 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 3992875 is about 1998.2179560799. The cubic root of 3992875 is about 158.6457972418.

The spelling of 3992875 in words is "three million, nine hundred ninety-two thousand, eight hundred seventy-five".