3829842 has 40 divisors (see below), whose sum is σ = 8781696. Its totient is φ = 1246968.

The previous prime is 3829831. The next prime is 3829843. The reversal of 3829842 is 2489283.

It is a junction number, because it is equal to n+sod(n) for n = 3829797 and 3829806.

It is not an unprimeable number, because it can be changed into a prime (3829843) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7363 + ... + 7865.

Almost surely, 2^3829842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3829842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4390848).

3829842 is an abundant number, since it is smaller than the sum of its proper divisors (4951854).

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

3829842 is a wasteful number, since it uses less digits than its factorization.

3829842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564 (or 555 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 3829842 is about 1956.9982115475. The cubic root of 3829842 is about 156.4565030679.

The spelling of 3829842 in words is "three million, eight hundred twenty-nine thousand, eight hundred forty-two".