3849664 has 56 divisors (see below), whose sum is σ = 9416288. Its totient is φ = 1520640.

The previous prime is 3849653. The next prime is 3849679. The reversal of 3849664 is 4669483.

It is a tau number, because it is divible by the number of its divisors (56).

It is a d-powerful number, because it can be written as 3⁸ + 8⁷ + 4³ + 9³ + 6 + 6⁸ + 4⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5494 + ... + 6154.

It is an arithmetic number, because the mean of its divisors is an integer number (168148).

Almost surely, 2^3849664 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 3849664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4708144).

3849664 is an abundant number, since it is smaller than the sum of its proper divisors (5566624).

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

3849664 is a wasteful number, since it uses less digits than its factorization.

3849664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693 (or 683 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 3849664 is about 1962.0560644385. The cubic root of 3849664 is about 156.7259611581.

The spelling of 3849664 in words is "three million, eight hundred forty-nine thousand, six hundred sixty-four".