14401424 has 10 divisors (see below), whose sum is σ = 27902790. Its totient is φ = 7200704.

The previous prime is 14401421. The next prime is 14401459. The reversal of 14401424 is 42410441.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13191424 + 1210000 = 3632^2 + 1100^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14401396 and 14401405.

It is not an unprimeable number, because it can be changed into a prime (14401421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450029 + ... + 450060.

It is an arithmetic number, because the mean of its divisors is an integer number (2790279).

Almost surely, 2^14401424 is an apocalyptic number.

It is an amenable number.

14401424 is a deficient number, since it is larger than the sum of its proper divisors (13501366).

14401424 is an equidigital number, since it uses as much as digits as its factorization.

14401424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900097 (or 900091 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 14401424 is about 3794.9208160382. The cubic root of 14401424 is about 243.2960990546.

Adding to 14401424 its reverse (42410441), we get a palindrome (56811865).

The spelling of 14401424 in words is "fourteen million, four hundred one thousand, four hundred twenty-four".