3886289 has 8 divisors (see below), whose sum is σ = 4330368. Its totient is φ = 3457360.

The previous prime is 3886283. The next prime is 3886291. The reversal of 3886289 is 9826883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3886289 - 2⁴ = 3886273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3886283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3242 + ... + 4275.

It is an arithmetic number, because the mean of its divisors is an integer number (541296).

Almost surely, 2^3886289 is an apocalyptic number.

It is an amenable number.

3886289 is a deficient number, since it is larger than the sum of its proper divisors (444079).

3886289 is a wasteful number, since it uses less digits than its factorization.

3886289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7575.

The product of its digits is 165888, while the sum is 44.

The square root of 3886289 is about 1971.3672920083. The cubic root of 3886289 is about 157.2214139691.

The spelling of 3886289 in words is "three million, eight hundred eighty-six thousand, two hundred eighty-nine".