4431744 has 48 divisors (see below), whose sum is σ = 12756120. Its totient is φ = 1476864.

The previous prime is 4431743. The next prime is 4431787. The reversal of 4431744 is 4471344.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 772 + ... + 3075.

Almost surely, 2^4431744 is an apocalyptic number.

It is an amenable number.

4431744 is an abundant number, since it is smaller than the sum of its proper divisors (8324376).

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

4431744 is a wasteful number, since it uses less digits than its factorization.

4431744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867 (or 3852 counting only the distinct ones).

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

The square root of 4431744 is about 2105.1707769205. The cubic root of 4431744 is about 164.2573789280.

It can be divided in two parts, 443 and 1744, that added together give a 7-th power (2187 = 3⁷).

The spelling of 4431744 in words is "four million, four hundred thirty-one thousand, seven hundred forty-four".