3896844 has 48 divisors (see below), whose sum is σ = 10848768. Its totient is φ = 1064448.

The previous prime is 3896831. The next prime is 3896861. The reversal of 3896844 is 4486983.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 3896796 and 3896805.

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, 924 + ... + 2940.

It is an arithmetic number, because the mean of its divisors is an integer number (226016).

Almost surely, 2^3896844 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 3896844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5424384).

3896844 is an abundant number, since it is smaller than the sum of its proper divisors (6951924).

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

3896844 is a wasteful number, since it uses less digits than its factorization.

3896844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054 (or 2052 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 3896844 is about 1974.0425527328. The cubic root of 3896844 is about 157.3636209207.

The spelling of 3896844 in words is "three million, eight hundred ninety-six thousand, eight hundred forty-four".