3824388 has 48 divisors (see below), whose sum is σ = 10503360. Its totient is φ = 1199232.

The previous prime is 3824347. The next prime is 3824413. The reversal of 3824388 is 8834283.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 795 + ... + 2877.

It is an arithmetic number, because the mean of its divisors is an integer number (218820).

Almost surely, 2^3824388 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 3824388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5251680).

3824388 is an abundant number, since it is smaller than the sum of its proper divisors (6678972).

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

3824388 is a wasteful number, since it uses less digits than its factorization.

3824388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2105 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 3824388 is about 1955.6042544441. The cubic root of 3824388 is about 156.3821989451.

The spelling of 3824388 in words is "three million, eight hundred twenty-four thousand, three hundred eighty-eight".