5644131 has 8 divisors (see below), whose sum is σ = 7852800. Its totient is φ = 3599112.

The previous prime is 5644127. The next prime is 5644157. The reversal of 5644131 is 1314465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5644131 - 2² = 5644127 is a prime.

It is a super-2 number, since 2×5644131² = 63712429490322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5644181) 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 7 ways as a sum of consecutive naturals, for example, 40831 + ... + 40968.

It is an arithmetic number, because the mean of its divisors is an integer number (981600).

Almost surely, 2^5644131 is an apocalyptic number.

5644131 is a deficient number, since it is larger than the sum of its proper divisors (2208669).

5644131 is a wasteful number, since it uses less digits than its factorization.

5644131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81825.

The product of its digits is 1440, while the sum is 24.

The square root of 5644131 is about 2375.7379906042. The cubic root of 5644131 is about 178.0460576014.

Adding to 5644131 its reverse (1314465), we get a palindrome (6958596).

It can be divided in two parts, 5644 and 131, that added together give a palindrome (5775).

The spelling of 5644131 in words is "five million, six hundred forty-four thousand, one hundred thirty-one".