3824840 has 16 divisors (see below), whose sum is σ = 8605980. Its totient is φ = 1529920.

The previous prime is 3824837. The next prime is 3824861. The reversal of 3824840 is 484283.

3824840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3818116 + 6724 = 1954^2 + 82^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47771 + ... + 47850.

Almost surely, 2^3824840 is an apocalyptic number.

It is an amenable number.

3824840 is an abundant number, since it is smaller than the sum of its proper divisors (4781140).

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

3824840 is a wasteful number, since it uses less digits than its factorization.

3824840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95632 (or 95628 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 3824840 is about 1955.7198163336. The cubic root of 3824840 is about 156.3883595796.

It can be divided in two parts, 3824 and 840, that added together give a palindrome (4664).

The spelling of 3824840 in words is "three million, eight hundred twenty-four thousand, eight hundred forty".