3989275 has 6 divisors (see below), whose sum is σ = 4946732. Its totient is φ = 3191400.

The previous prime is 3989267. The next prime is 3989287. The reversal of 3989275 is 5729893.

It is a happy number.

It is not a de Polignac number, because 3989275 - 2³ = 3989267 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79761 + ... + 79810.

Almost surely, 2^3989275 is an apocalyptic number.

3989275 is a deficient number, since it is larger than the sum of its proper divisors (957457).

3989275 is a wasteful number, since it uses less digits than its factorization.

3989275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159581 (or 159576 counting only the distinct ones).

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

The square root of 3989275 is about 1997.3169503111. The cubic root of 3989275 is about 158.5981042387.

The spelling of 3989275 in words is "three million, nine hundred eighty-nine thousand, two hundred seventy-five".