422013 has 16 divisors (see below), whose sum is σ = 596736. Its totient is φ = 264960.

The previous prime is 421997. The next prime is 422029. The reversal of 422013 is 310224.

It is an interprime number because it is at equal distance from previous prime (421997) and next prime (422029).

It is not a de Polignac number, because 422013 - 2⁴ = 421997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5745 + ... + 5817.

It is an arithmetic number, because the mean of its divisors is an integer number (37296).

2⁴²²⁰¹³ is an apocalyptic number.

It is an amenable number.

422013 is a deficient number, since it is larger than the sum of its proper divisors (174723).

422013 is a wasteful number, since it uses less digits than its factorization.

422013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 422013 is about 649.6252766018. The cubic root of 422013 is about 75.0081768863.

Adding to 422013 its reverse (310224), we get a palindrome (732237).

The spelling of 422013 in words is "four hundred twenty-two thousand, thirteen".