13813670 has 32 divisors (see below), whose sum is σ = 27246240. Its totient is φ = 5011200.

The previous prime is 13813651. The next prime is 13813699. The reversal of 13813670 is 7631831.

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, 6770 + ... + 8570.

It is an arithmetic number, because the mean of its divisors is an integer number (851445).

Almost surely, 2^13813670 is an apocalyptic number.

13813670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13813670 is a deficient number, since it is larger than the sum of its proper divisors (13432570).

13813670 is a wasteful number, since it uses less digits than its factorization.

13813670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 13813670 is about 3716.6745889303. The cubic root of 13813670 is about 239.9402050110.

The spelling of 13813670 in words is "thirteen million, eight hundred thirteen thousand, six hundred seventy".