13342224 has 40 divisors (see below), whose sum is σ = 39392320. Its totient is φ = 3811968.

The previous prime is 13342207. The next prime is 13342243. The reversal of 13342224 is 42224331.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 13342224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19519 + ... + 20190.

It is an arithmetic number, because the mean of its divisors is an integer number (984808).

Almost surely, 2^13342224 is an apocalyptic number.

13342224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13342224 is an abundant number, since it is smaller than the sum of its proper divisors (26050096).

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

13342224 is a wasteful number, since it uses less digits than its factorization.

13342224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39727 (or 39721 counting only the distinct ones).

The product of its digits is 1152, while the sum is 21.

The square root of 13342224 is about 3652.7009184985. The cubic root of 13342224 is about 237.1789138436.

Adding to 13342224 its reverse (42224331), we get a palindrome (55566555).

The spelling of 13342224 in words is "thirteen million, three hundred forty-two thousand, two hundred twenty-four".