4426321 has 4 divisors (see below), whose sum is σ = 4433572. Its totient is φ = 4419072.

The previous prime is 4426313. The next prime is 4426337. The reversal of 4426321 is 1236244.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3294225 + 1132096 = 1815^2 + 1064^2 .

It is a cyclic number.

It is not a de Polignac number, because 4426321 - 2³ = 4426313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4426292 and 4426301.

It is not an unprimeable number, because it can be changed into a prime (4426361) 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, 2616 + ... + 3961.

It is an arithmetic number, because the mean of its divisors is an integer number (1108393).

Almost surely, 2^4426321 is an apocalyptic number.

It is an amenable number.

4426321 is a deficient number, since it is larger than the sum of its proper divisors (7251).

4426321 is an equidigital number, since it uses as much as digits as its factorization.

4426321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7250.

The product of its digits is 1152, while the sum is 22.

The square root of 4426321 is about 2103.8823636316. The cubic root of 4426321 is about 164.1903525423.

The spelling of 4426321 in words is "four million, four hundred twenty-six thousand, three hundred twenty-one".