426613 has 4 divisors (see below), whose sum is σ = 465408. Its totient is φ = 387820.

The previous prime is 426611. The next prime is 426631. The reversal of 426613 is 316624.

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 a cyclic number.

It is not a de Polignac number, because 426613 - 2¹ = 426611 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 (426611) 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, 19381 + ... + 19402.

It is an arithmetic number, because the mean of its divisors is an integer number (116352).

2⁴²⁶⁶¹³ is an apocalyptic number.

It is an amenable number.

426613 is a deficient number, since it is larger than the sum of its proper divisors (38795).

426613 is a wasteful number, since it uses less digits than its factorization.

426613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38794.

The product of its digits is 864, while the sum is 22.

The square root of 426613 is about 653.1561834661. The cubic root of 426613 is about 75.2797257865.

The spelling of 426613 in words is "four hundred twenty-six thousand, six hundred thirteen".