3859239 has 8 divisors (see below), whose sum is σ = 5369472. Its totient is φ = 2460920.

The previous prime is 3859231. The next prime is 3859243. The reversal of 3859239 is 9329583.

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 3859239 - 2³ = 3859231 is a prime.

3859239 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3859197 and 3859206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3859231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27897 + ... + 28034.

It is an arithmetic number, because the mean of its divisors is an integer number (671184).

Almost surely, 2^3859239 is an apocalyptic number.

3859239 is a deficient number, since it is larger than the sum of its proper divisors (1510233).

3859239 is a wasteful number, since it uses less digits than its factorization.

3859239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55957.

The product of its digits is 58320, while the sum is 39.

The square root of 3859239 is about 1964.4945914917. The cubic root of 3859239 is about 156.8557914186.

The spelling of 3859239 in words is "three million, eight hundred fifty-nine thousand, two hundred thirty-nine".