5644476 has 72 divisors (see below), whose sum is σ = 15803424. Its totient is φ = 1689600.

The previous prime is 5644439. The next prime is 5644477. The reversal of 5644476 is 6744465.

5644476 is a `hidden beast` number, since 5 + 644 + 4 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 5⁹ + 6⁸ + 4⁶ + 4⁸ + 4⁹ + 7³ + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 5644476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13876 + ... + 14276.

It is an arithmetic number, because the mean of its divisors is an integer number (219492).

Almost surely, 2^5644476 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 5644476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7901712).

5644476 is an abundant number, since it is smaller than the sum of its proper divisors (10158948).

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

5644476 is a wasteful number, since it uses less digits than its factorization.

5644476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 446 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 5644476 is about 2375.8105985116. The cubic root of 5644476 is about 178.0496852421.

It can be divided in two parts, 564447 and 6, that added together give a triangular number (564453 = T₁₀₆₂).

The spelling of 5644476 in words is "five million, six hundred forty-four thousand, four hundred seventy-six".