13333426 has 8 divisors (see below), whose sum is σ = 20206620. Its totient is φ = 6597888.

The previous prime is 13333409. The next prime is 13333427. The reversal of 13333426 is 62433331.

It can be written as a sum of positive squares in 2 ways, for example, as 13315201 + 18225 = 3649^2 + 135^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 13333426.

It is not an unprimeable number, because it can be changed into a prime (13333427) 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, 34171 + ... + 34558.

Almost surely, 2^13333426 is an apocalyptic number.

13333426 is a deficient number, since it is larger than the sum of its proper divisors (6873194).

13333426 is an equidigital number, since it uses as much as digits as its factorization.

13333426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68828.

The product of its digits is 3888, while the sum is 25.

The square root of 13333426 is about 3651.4964055850. The cubic root of 13333426 is about 237.1267696405.

Adding to 13333426 its reverse (62433331), we get a palindrome (75766757).

The spelling of 13333426 in words is "thirteen million, three hundred thirty-three thousand, four hundred twenty-six".