4045975 has 6 divisors (see below), whose sum is σ = 5017040. Its totient is φ = 3236760.

The previous prime is 4045973. The next prime is 4045997. The reversal of 4045975 is 5795404.

It is not a de Polignac number, because 4045975 - 2¹ = 4045973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4045975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045973) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80895 + ... + 80944.

Almost surely, 2^4045975 is an apocalyptic number.

4045975 is a deficient number, since it is larger than the sum of its proper divisors (971065).

4045975 is a wasteful number, since it uses less digits than its factorization.

4045975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161849 (or 161844 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 4045975 is about 2011.4609118747. The cubic root of 4045975 is about 159.3459629273.

The spelling of 4045975 in words is "four million, forty-five thousand, nine hundred seventy-five".