13099426 has 8 divisors (see below), whose sum is σ = 19673280. Its totient is φ = 6541668.

The previous prime is 13099421. The next prime is 13099483. The reversal of 13099426 is 62499031.

13099426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 13099391 and 13099400.

It is not an unprimeable number, because it can be changed into a prime (13099421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1726 + ... + 5401.

It is an arithmetic number, because the mean of its divisors is an integer number (2459160).

Almost surely, 2^13099426 is an apocalyptic number.

13099426 is a deficient number, since it is larger than the sum of its proper divisors (6573854).

13099426 is an equidigital number, since it uses as much as digits as its factorization.

13099426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8048.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 13099426 is about 3619.3129182208. The cubic root of 13099426 is about 235.7313926628.

The spelling of 13099426 in words is "thirteen million, ninety-nine thousand, four hundred twenty-six".