13670648 has 16 divisors (see below), whose sum is σ = 26747280. Its totient is φ = 6538048.

The previous prime is 13670639. The next prime is 13670651. The reversal of 13670648 is 84607631.

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 3 ways as a sum of consecutive naturals, for example, 36965 + ... + 37332.

It is an arithmetic number, because the mean of its divisors is an integer number (1671705).

Almost surely, 2^13670648 is an apocalyptic number.

It is an amenable number.

13670648 is a deficient number, since it is larger than the sum of its proper divisors (13076632).

13670648 is a wasteful number, since it uses less digits than its factorization.

13670648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74326 (or 74322 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 13670648 is about 3697.3839400311. The cubic root of 13670648 is about 239.1092443630.

The spelling of 13670648 in words is "thirteen million, six hundred seventy thousand, six hundred forty-eight".