3854257 has 8 divisors (see below), whose sum is σ = 4452192. Its totient is φ = 3297600.

The previous prime is 3854251. The next prime is 3854273. The reversal of 3854257 is 7524583.

It is a happy number.

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 3854257 - 2¹¹ = 3852209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3854251) 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, 10119 + ... + 10492.

It is an arithmetic number, because the mean of its divisors is an integer number (556524).

Almost surely, 2^3854257 is an apocalyptic number.

It is an amenable number.

3854257 is a deficient number, since it is larger than the sum of its proper divisors (597935).

3854257 is a wasteful number, since it uses less digits than its factorization.

3854257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20639.

The product of its digits is 33600, while the sum is 34.

The square root of 3854257 is about 1963.2261713822. The cubic root of 3854257 is about 156.7882658380.

The spelling of 3854257 in words is "three million, eight hundred fifty-four thousand, two hundred fifty-seven".