13730626 has 32 divisors (see below), whose sum is σ = 26046720. Its totient is φ = 5282496.

The previous prime is 13730623. The next prime is 13730671. The reversal of 13730626 is 62603731.

It is a junction number, because it is equal to n+sod(n) for n = 13730594 and 13730603.

It is not an unprimeable number, because it can be changed into a prime (13730623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5715 + ... + 7753.

It is an arithmetic number, because the mean of its divisors is an integer number (813960).

Almost surely, 2^13730626 is an apocalyptic number.

13730626 is a deficient number, since it is larger than the sum of its proper divisors (12316094).

13730626 is a wasteful number, since it uses less digits than its factorization.

13730626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2098.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 13730626 is about 3705.4859330458. The cubic root of 13730626 is about 239.4584200026.

The spelling of 13730626 in words is "thirteen million, seven hundred thirty thousand, six hundred twenty-six".