4143744 has 128 divisors (see below), whose sum is σ = 13464000. Its totient is φ = 1244160.

The previous prime is 4143731. The next prime is 4143757. The reversal of 4143744 is 4473414.

4143744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4143731) and next prime (4143757).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×4143744² = 34341228675072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 37962 + ... + 38070.

Almost surely, 2^4143744 is an apocalyptic number.

4143744 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4143744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6732000).

4143744 is an abundant number, since it is smaller than the sum of its proper divisors (9320256).

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

4143744 is a wasteful number, since it uses less digits than its factorization.

4143744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 125 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 4143744 is about 2035.6188248294. The cubic root of 4143744 is about 160.6192667537.

The spelling of 4143744 in words is "four million, one hundred forty-three thousand, seven hundred forty-four".