13344430 has 16 divisors (see below), whose sum is σ = 26203824. Its totient is φ = 4852480.

The previous prime is 13344427. The next prime is 13344431. The reversal of 13344430 is 3444331.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13344431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60547 + ... + 60766.

It is an arithmetic number, because the mean of its divisors is an integer number (1637739).

Almost surely, 2^13344430 is an apocalyptic number.

13344430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13344430 is a deficient number, since it is larger than the sum of its proper divisors (12859394).

13344430 is a wasteful number, since it uses less digits than its factorization.

13344430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121331.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 13344430 is about 3653.0028743487. The cubic root of 13344430 is about 237.1919848241.

Adding to 13344430 its reverse (3444331), we get a palindrome (16788761).

Subtracting from 13344430 its reverse (3444331), we obtain a palindrome (9900099).

It can be divided in two parts, 13 and 344430, that added together give a palindrome (344443).

The spelling of 13344430 in words is "thirteen million, three hundred forty-four thousand, four hundred thirty".