13400246 has 8 divisors (see below), whose sum is σ = 20748864. Its totient is φ = 6483960.

The previous prime is 13400239. The next prime is 13400251. The reversal of 13400246 is 64200431.

It is a happy number.

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

13400246 is a modest number, since divided by 246 gives 134 as remainder.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108005 + ... + 108128.

It is an arithmetic number, because the mean of its divisors is an integer number (2593608).

Almost surely, 2^13400246 is an apocalyptic number.

13400246 is a deficient number, since it is larger than the sum of its proper divisors (7348618).

13400246 is a wasteful number, since it uses less digits than its factorization.

13400246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216166.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 13400246 is about 3660.6346444298. The cubic root of 13400246 is about 237.5222272826.

Adding to 13400246 its reverse (64200431), we get a palindrome (77600677).

The spelling of 13400246 in words is "thirteen million, four hundred thousand, two hundred forty-six".