5644155 has 32 divisors (see below), whose sum is σ = 9999360. Its totient is φ = 2695680.

The previous prime is 5644127. The next prime is 5644157. The reversal of 5644155 is 5514465.

It is not a de Polignac number, because 5644155 - 2⁷ = 5644027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5644157) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12819 + ... + 13251.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 2^5644155 is an apocalyptic number.

5644155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5644155 is a deficient number, since it is larger than the sum of its proper divisors (4355205).

5644155 is a wasteful number, since it uses less digits than its factorization.

5644155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its digits is 12000, while the sum is 30.

The square root of 5644155 is about 2375.7430416609. The cubic root of 5644155 is about 178.0463099638.

The spelling of 5644155 in words is "five million, six hundred forty-four thousand, one hundred fifty-five".