13401222 has 8 divisors (see below), whose sum is σ = 26802456. Its totient is φ = 4467072.

The previous prime is 13401217. The next prime is 13401233. The reversal of 13401222 is 22210431.

13401222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

13401222 is an admirable number.

It is a congruent number.

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, 1116763 + ... + 1116774.

It is an arithmetic number, because the mean of its divisors is an integer number (3350307).

Almost surely, 2^13401222 is an apocalyptic number.

13401222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13401222 is a wasteful number, since it uses less digits than its factorization.

13401222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233542.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 13401222 is about 3660.7679522199. The cubic root of 13401222 is about 237.5279937455.

Adding to 13401222 its reverse (22210431), we get a palindrome (35611653).

The spelling of 13401222 in words is "thirteen million, four hundred one thousand, two hundred twenty-two".