13244678 has 4 divisors (see below), whose sum is σ = 19867020. Its totient is φ = 6622338.

The previous prime is 13244669. The next prime is 13244687. The reversal of 13244678 is 87644231.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13244669) and next prime (13244687).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311168 + ... + 3311171.

It is an arithmetic number, because the mean of its divisors is an integer number (4966755).

Almost surely, 2^13244678 is an apocalyptic number.

13244678 is a deficient number, since it is larger than the sum of its proper divisors (6622342).

13244678 is an equidigital number, since it uses as much as digits as its factorization.

13244678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6622341.

The product of its digits is 32256, while the sum is 35.

The square root of 13244678 is about 3639.3238382974. The cubic root of 13244678 is about 236.5994885265.

The spelling of 13244678 in words is "thirteen million, two hundred forty-four thousand, six hundred seventy-eight".