3864736 has 48 divisors (see below), whose sum is σ = 8164800. Its totient is φ = 1796608.

The previous prime is 3864719. The next prime is 3864767. The reversal of 3864736 is 6374683.

It is a happy number.

3864736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3864695 and 3864704.

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 7 ways as a sum of consecutive naturals, for example, 43380 + ... + 43468.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

Almost surely, 2^3864736 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 3864736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4082400).

3864736 is an abundant number, since it is smaller than the sum of its proper divisors (4300064).

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

3864736 is a wasteful number, since it uses less digits than its factorization.

3864736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 173 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 3864736 is about 1965.8931812283. The cubic root of 3864736 is about 156.9302298615.

It can be divided in two parts, 38647 and 36, that added together give a palindrome (38683).

The spelling of 3864736 in words is "three million, eight hundred sixty-four thousand, seven hundred thirty-six".