13340856 has 32 divisors (see below), whose sum is σ = 34064640. Its totient is φ = 4351968.

The previous prime is 13340849. The next prime is 13340861. The reversal of 13340856 is 65804331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4786 + ... + 7041.

It is an arithmetic number, because the mean of its divisors is an integer number (1064520).

Almost surely, 2^13340856 is an apocalyptic number.

It is an amenable number.

13340856 is an abundant number, since it is smaller than the sum of its proper divisors (20723784).

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

13340856 is a wasteful number, since it uses less digits than its factorization.

13340856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11883 (or 11879 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 13340856 is about 3652.5136550053. The cubic root of 13340856 is about 237.1708074529.

It can be divided in two parts, 13340 and 856, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 13340856 in words is "thirteen million, three hundred forty thousand, eight hundred fifty-six".