4089975 has 24 divisors (see below), whose sum is σ = 7059072. Its totient is φ = 2085600.

The previous prime is 4089973. The next prime is 4090001. The reversal of 4089975 is 5799804.

It is not a de Polignac number, because 4089975 - 2¹ = 4089973 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089973) 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, 540 + ... + 2910.

It is an arithmetic number, because the mean of its divisors is an integer number (294128).

Almost surely, 2^4089975 is an apocalyptic number.

4089975 is a deficient number, since it is larger than the sum of its proper divisors (2969097).

4089975 is a wasteful number, since it uses less digits than its factorization.

4089975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407 (or 2402 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 4089975 is about 2022.3686607540. The cubic root of 4089975 is about 159.9215109822.

The spelling of 4089975 in words is "four million, eighty-nine thousand, nine hundred seventy-five".