3994575 has 48 divisors (see below), whose sum is σ = 7562016. Its totient is φ = 1843200.

The previous prime is 3994561. The next prime is 3994591. The reversal of 3994575 is 5754993.

3994575 is nontrivially palindromic in base 2 and base 4.

It is not a de Polignac number, because 3994575 - 2⁴ = 3994559 is a prime.

3994575 is an undulating number in base 8.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16455 + ... + 16695.

It is an arithmetic number, because the mean of its divisors is an integer number (157542).

Almost surely, 2^3994575 is an apocalyptic number.

3994575 is a deficient number, since it is larger than the sum of its proper divisors (3567441).

3994575 is a wasteful number, since it uses less digits than its factorization.

3994575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 279 counting only the distinct ones).

The product of its digits is 170100, while the sum is 42.

The square root of 3994575 is about 1998.6432898344. The cubic root of 3994575 is about 158.6683089733.

The spelling of 3994575 in words is "three million, nine hundred ninety-four thousand, five hundred seventy-five".