13448646 has 32 divisors (see below), whose sum is σ = 30028800. Its totient is φ = 4461480.

The previous prime is 13448639. The next prime is 13448651. The reversal of 13448646 is 64684431.

13448646 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 8 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13448646.

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 15 ways as a sum of consecutive naturals, for example, 14175 + ... + 15093.

It is an arithmetic number, because the mean of its divisors is an integer number (938400).

Almost surely, 2^13448646 is an apocalyptic number.

13448646 is an abundant number, since it is smaller than the sum of its proper divisors (16580154).

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

13448646 is a wasteful number, since it uses less digits than its factorization.

13448646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201 (or 1195 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 13448646 is about 3667.2395613049. The cubic root of 13448646 is about 237.8078504648.

The spelling of 13448646 in words is "thirteen million, four hundred forty-eight thousand, six hundred forty-six".