3858249 has 8 divisors (see below), whose sum is σ = 5283520. Its totient is φ = 2502576.

The previous prime is 3858233. The next prime is 3858251. The reversal of 3858249 is 9428583.

It is a happy number.

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

It is not a de Polignac number, because 3858249 - 2⁴ = 3858233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3858259) 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, 17269 + ... + 17490.

It is an arithmetic number, because the mean of its divisors is an integer number (660440).

Almost surely, 2^3858249 is an apocalyptic number.

It is an amenable number.

3858249 is a deficient number, since it is larger than the sum of its proper divisors (1425271).

3858249 is a wasteful number, since it uses less digits than its factorization.

3858249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34799.

The product of its digits is 69120, while the sum is 39.

The square root of 3858249 is about 1964.2426021243. The cubic root of 3858249 is about 156.8423776761.

The spelling of 3858249 in words is "three million, eight hundred fifty-eight thousand, two hundred forty-nine".