13490426 has 8 divisors (see below), whose sum is σ = 20520864. Its totient is φ = 6650140.

The previous prime is 13490419. The next prime is 13490471. The reversal of 13490426 is 62409431.

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

It is a super-2 number, since 2×13490426² = 363983187322952, which contains 22 as substring.

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47360 + ... + 47643.

It is an arithmetic number, because the mean of its divisors is an integer number (2565108).

Almost surely, 2^13490426 is an apocalyptic number.

13490426 is a deficient number, since it is larger than the sum of its proper divisors (7030438).

13490426 is an equidigital number, since it uses as much as digits as its factorization.

13490426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95076.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 13490426 is about 3672.9315267236. The cubic root of 13490426 is about 238.0538564183.

Adding to 13490426 its reverse (62409431), we get a palindrome (75899857).

The spelling of 13490426 in words is "thirteen million, four hundred ninety thousand, four hundred twenty-six".