4081975 has 12 divisors (see below), whose sum is σ = 5139304. Its totient is φ = 3215520.

The previous prime is 4081969. The next prime is 4081991. The reversal of 4081975 is 5791804.

It is a happy number.

It is not a de Polignac number, because 4081975 - 2⁹ = 4081463 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4081975.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457 + ... + 2893.

Almost surely, 2^4081975 is an apocalyptic number.

4081975 is a deficient number, since it is larger than the sum of its proper divisors (1057329).

4081975 is a wasteful number, since it uses less digits than its factorization.

4081975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514 (or 2509 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 4081975 is about 2020.3898138726. The cubic root of 4081975 is about 159.8171739836.

The spelling of 4081975 in words is "four million, eighty-one thousand, nine hundred seventy-five".