426013 has 4 divisors (see below), whose sum is σ = 486880. Its totient is φ = 365148.

The previous prime is 426011. The next prime is 426061. The reversal of 426013 is 310624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 426013 - 2¹ = 426011 is a prime.

It is a Duffinian number.

426013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30423 + ... + 30436.

It is an arithmetic number, because the mean of its divisors is an integer number (121720).

2⁴²⁶⁰¹³ is an apocalyptic number.

It is an amenable number.

426013 is a deficient number, since it is larger than the sum of its proper divisors (60867).

426013 is an equidigital number, since it uses as much as digits as its factorization.

426013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60866.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 426013 is about 652.6967136427. The cubic root of 426013 is about 75.2444174179.

Adding to 426013 its reverse (310624), we get a palindrome (736637).

The spelling of 426013 in words is "four hundred twenty-six thousand, thirteen".