3858456 has 96 divisors (see below), whose sum is σ = 11942640. Its totient is φ = 1032192.

The previous prime is 3858431. The next prime is 3858461. The reversal of 3858456 is 6548583.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19896 + ... + 20088.

Almost surely, 2^3858456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3858456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5971320).

3858456 is an abundant number, since it is smaller than the sum of its proper divisors (8084184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3858456 is a wasteful number, since it uses less digits than its factorization.

3858456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 222 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 3858456 is about 1964.2952934831. The cubic root of 3858456 is about 156.8451825574.

The spelling of 3858456 in words is "three million, eight hundred fifty-eight thousand, four hundred fifty-six".