3986269 has 8 divisors (see below), whose sum is σ = 4679168. Its totient is φ = 3324240.

The previous prime is 3986263. The next prime is 3986273. The reversal of 3986269 is 9626893.

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 3986269 - 2⁵ = 3986237 is a prime.

It is a super-2 number, since 2×3986269² = 31780681080722, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 9 + 8³ + 6⁵ + 2²¹ + 6⁷ + 9⁴ .

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986263) 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, 7437 + ... + 7954.

It is an arithmetic number, because the mean of its divisors is an integer number (584896).

Almost surely, 2^3986269 is an apocalyptic number.

It is an amenable number.

3986269 is a deficient number, since it is larger than the sum of its proper divisors (692899).

3986269 is a wasteful number, since it uses less digits than its factorization.

3986269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15435.

The product of its digits is 139968, while the sum is 43.

The square root of 3986269 is about 1996.5642989896. The cubic root of 3986269 is about 158.5582585945.

The spelling of 3986269 in words is "three million, nine hundred eighty-six thousand, two hundred sixty-nine".