4612421 has 16 divisors (see below), whose sum is σ = 5486400. Its totient is φ = 3830400.

The previous prime is 4612409. The next prime is 4612427. The reversal of 4612421 is 1242164.

It is not a de Polignac number, because 4612421 - 2¹⁴ = 4596037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4612393 and 4612402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4612427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5681 + ... + 6441.

It is an arithmetic number, because the mean of its divisors is an integer number (342900).

Almost surely, 2^4612421 is an apocalyptic number.

It is an amenable number.

4612421 is a deficient number, since it is larger than the sum of its proper divisors (873979).

4612421 is a wasteful number, since it uses less digits than its factorization.

4612421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820.

The product of its digits is 384, while the sum is 20.

The square root of 4612421 is about 2147.6547674149. The cubic root of 4612421 is about 166.4599067191.

Adding to 4612421 its reverse (1242164), we get a palindrome (5854585).

It can be divided in two parts, 461 and 2421, that added together give a palindrome (2882).

The spelling of 4612421 in words is "four million, six hundred twelve thousand, four hundred twenty-one".