5441664 has 64 divisors (see below), whose sum is σ = 14883840. Its totient is φ = 1760256.

The previous prime is 5441663. The next prime is 5441671. The reversal of 5441664 is 4661445.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×5441664² = 59223414177792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5441663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14017 + ... + 14399.

It is an arithmetic number, because the mean of its divisors is an integer number (232560).

Almost surely, 2^5441664 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 5441664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7441920).

5441664 is an abundant number, since it is smaller than the sum of its proper divisors (9442176).

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

5441664 is a wasteful number, since it uses less digits than its factorization.

5441664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 425 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 5441664 is about 2332.7374477210. The cubic root of 5441664 is about 175.8911172263.

It can be divided in two parts, 5441 and 664, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 5441664 in words is "five million, four hundred forty-one thousand, six hundred sixty-four".