426073013 has 4 divisors (see below), whose sum is σ = 426116268. Its totient is φ = 426029760.

The previous prime is 426073009. The next prime is 426073027. The reversal of 426073013 is 310370624.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 264452644 + 161620369 = 16262^2 + 12713^2 .

It is a cyclic number.

It is not a de Polignac number, because 426073013 - 2² = 426073009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426073003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133 + ... + 29213.

It is an arithmetic number, because the mean of its divisors is an integer number (106529067).

Almost surely, 2^426073013 is an apocalyptic number.

It is an amenable number.

426073013 is a deficient number, since it is larger than the sum of its proper divisors (43255).

426073013 is a wasteful number, since it uses less digits than its factorization.

426073013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43254.

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

The square root of 426073013 is about 20641.5361104739. The cubic root of 426073013 is about 752.4795051132.

The spelling of 426073013 in words is "four hundred twenty-six million, seventy-three thousand, thirteen".