5644037 has 4 divisors (see below), whose sum is σ = 6450336. Its totient is φ = 4837740.

The previous prime is 5644033. The next prime is 5644043. The reversal of 5644037 is 7304465.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5644037 - 2² = 5644033 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403139 + ... + 403152.

It is an arithmetic number, because the mean of its divisors is an integer number (1612584).

Almost surely, 2^5644037 is an apocalyptic number.

It is an amenable number.

5644037 is a deficient number, since it is larger than the sum of its proper divisors (806299).

5644037 is an equidigital number, since it uses as much as digits as its factorization.

5644037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806298.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 5644037 is about 2375.7182071955. The cubic root of 5644037 is about 178.0450691751.

The spelling of 5644037 in words is "five million, six hundred forty-four thousand, thirty-seven".