14440424 has 8 divisors (see below), whose sum is σ = 27075810. Its totient is φ = 7220208.

The previous prime is 14440409. The next prime is 14440457. The reversal of 14440424 is 42404441.

It can be written as a sum of positive squares in only one way, i.e., 14303524 + 136900 = 3782^2 + 370^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 14440424.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 902519 + ... + 902534.

Almost surely, 2^14440424 is an apocalyptic number.

It is an amenable number.

14440424 is a deficient number, since it is larger than the sum of its proper divisors (12635386).

14440424 is a wasteful number, since it uses less digits than its factorization.

14440424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805059 (or 1805055 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 14440424 is about 3800.0557890642. The cubic root of 14440424 is about 243.5155216969.

Adding to 14440424 its reverse (42404441), we get a palindrome (56844865).

The spelling of 14440424 in words is "fourteen million, four hundred forty thousand, four hundred twenty-four".