4309444 has 12 divisors (see below), whose sum is σ = 7569324. Its totient is φ = 2146784.

The previous prime is 4309433. The next prime is 4309451. The reversal of 4309444 is 4449034.

It can be written as a sum of positive squares in 2 ways, for example, as 3802500 + 506944 = 1950^2 + 712^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667 + ... + 3010.

It is an arithmetic number, because the mean of its divisors is an integer number (630777).

Almost surely, 2^4309444 is an apocalyptic number.

It is an amenable number.

4309444 is a deficient number, since it is larger than the sum of its proper divisors (3259880).

4309444 is a wasteful number, since it uses less digits than its factorization.

4309444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3974 (or 3972 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4309444 is about 2075.9200369956. The cubic root of 4309444 is about 162.7322942065.

It can be divided in two parts, 4309 and 444, that added together give a triangular number (4753 = T₉₇).

The spelling of 4309444 in words is "four million, three hundred nine thousand, four hundred forty-four".