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5444 = 221361
BaseRepresentation
bin1010101000100
321110122
41111010
5133234
641112
721605
oct12504
97418
105444
1140aa
123198
13262a
141dac
15192e
hex1544

5444 has 6 divisors (see below), whose sum is σ = 9534. Its totient is φ = 2720.

The previous prime is 5443. The next prime is 5449. The reversal of 5444 is 4445.

Adding to 5444 its reverse (4445), we get a palindrome (9889).

Subtracting from 5444 its reverse (4445), we obtain a palindrome (999).

It can be written as a sum of positive squares in only one way, i.e., 3844 + 1600 = 62^2 + 40^2 .

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677 + ... + 684.

It is an arithmetic number, because the mean of its divisors is an integer number (1589).

25444 is an apocalyptic number.

It is an amenable number.

5444 is a deficient number, since it is larger than the sum of its proper divisors (4090).

5444 is a wasteful number, since it uses less digits than its factorization.

5444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365 (or 1363 counting only the distinct ones).

The product of its digits is 320, while the sum is 17.

The square root of 5444 is about 73.7834669828. The cubic root of 5444 is about 17.5916282499.

The spelling of 5444 in words is "five thousand, four hundred forty-four".

Divisors: 1 2 4 1361 2722 5444