13880626 has 8 divisors (see below), whose sum is σ = 20836764. Its totient is φ = 6935040.

The previous prime is 13880617. The next prime is 13880639. The reversal of 13880626 is 62608831.

It can be written as a sum of positive squares in 2 ways, for example, as 13682601 + 198025 = 3699^2 + 445^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13880591 and 13880600.

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 3 ways as a sum of consecutive naturals, for example, 3666 + ... + 6418.

Almost surely, 2^13880626 is an apocalyptic number.

13880626 is a deficient number, since it is larger than the sum of its proper divisors (6956138).

13880626 is a wasteful number, since it uses less digits than its factorization.

13880626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 13880626 is about 3725.6712146941. The cubic root of 13880626 is about 240.3272503365.

The spelling of 13880626 in words is "thirteen million, eight hundred eighty thousand, six hundred twenty-six".