13426073 has 6 divisors (see below), whose sum is σ = 14262606. Its totient is φ = 12636032.

The previous prime is 13426057. The next prime is 13426093. The reversal of 13426073 is 37062431.

It can be written as a sum of positive squares in 3 ways, for example, as 7912969 + 5513104 = 2813^2 + 2348^2 .

It is not a de Polignac number, because 13426073 - 2⁴ = 13426057 is a prime.

It is a Duffinian number.

It is a zygodrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (13426033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22940 + ... + 23517.

It is an arithmetic number, because the mean of its divisors is an integer number (2377101).

Almost surely, 2^13426073 is an apocalyptic number.

It is an amenable number.

13426073 is a deficient number, since it is larger than the sum of its proper divisors (836533).

13426073 is an equidigital number, since it uses as much as digits as its factorization.

13426073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46491 (or 46474 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 13426073 is about 3664.1606132919. The cubic root of 13426073 is about 237.6747257186.

The spelling of 13426073 in words is "thirteen million, four hundred twenty-six thousand, seventy-three".