4613421 has 4 divisors (see below), whose sum is σ = 6151232. Its totient is φ = 3075612.

The previous prime is 4613359. The next prime is 4613423. The reversal of 4613421 is 1243164.

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 4613421 - 2⁷ = 4613293 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4613423) 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 3 ways as a sum of consecutive naturals, for example, 768901 + ... + 768906.

It is an arithmetic number, because the mean of its divisors is an integer number (1537808).

Almost surely, 2^4613421 is an apocalyptic number.

It is an amenable number.

4613421 is a deficient number, since it is larger than the sum of its proper divisors (1537811).

4613421 is a wasteful number, since it uses less digits than its factorization.

4613421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537810.

The product of its digits is 576, while the sum is 21.

The square root of 4613421 is about 2147.8875668899. The cubic root of 4613421 is about 166.4719356788.

Adding to 4613421 its reverse (1243164), we get a palindrome (5856585).

The spelling of 4613421 in words is "four million, six hundred thirteen thousand, four hundred twenty-one".