5227644 has 12 divisors (see below), whose sum is σ = 12197864. Its totient is φ = 1742544.

The previous prime is 5227643. The next prime is 5227657. The reversal of 5227644 is 4467225.

It is a tau number, because it is divible by the number of its divisors (12).

It is a d-powerful number, because it can be written as 5⁷ + 2⁷ + 2¹⁷ + 7⁷ + 6³ + 4⁴ + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5227643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217807 + ... + 217830.

Almost surely, 2^5227644 is an apocalyptic number.

It is an amenable number.

5227644 is an abundant number, since it is smaller than the sum of its proper divisors (6970220).

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

5227644 is a wasteful number, since it uses less digits than its factorization.

5227644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435644 (or 435642 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 5227644 is about 2286.4041637471. The cubic root of 5227644 is about 173.5542826658.

The spelling of 5227644 in words is "five million, two hundred twenty-seven thousand, six hundred forty-four".