2234321 has 4 divisors (see below), whose sum is σ = 2276532. Its totient is φ = 2192112.

The previous prime is 2234317. The next prime is 2234329. The reversal of 2234321 is 1234322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1234322 = 2 ⋅617161.

It can be written as a sum of positive squares in 2 ways, for example, as 1000000 + 1234321 = 1000^2 + 1111^2 .

It is a cyclic number.

It is not a de Polignac number, because 2234321 - 2² = 2234317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2234321.

It is not an unprimeable number, because it can be changed into a prime (2234329) 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, 21026 + ... + 21131.

It is an arithmetic number, because the mean of its divisors is an integer number (569133).

2^2234321 is an apocalyptic number.

It is an amenable number.

2234321 is a deficient number, since it is larger than the sum of its proper divisors (42211).

2234321 is an equidigital number, since it uses as much as digits as its factorization.

2234321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42210.

The product of its digits is 288, while the sum is 17.

The square root of 2234321 is about 1494.7645299511. The cubic root of 2234321 is about 130.7319851074.

Adding to 2234321 its reverse (1234322), we get a palindrome (3468643).

Subtracting from 2234321 its reverse (1234322), we obtain a palindrome (999999).

It can be divided in two parts, 22 and 34321, that added together give a palindrome (34343).

The spelling of 2234321 in words is "two million, two hundred thirty-four thousand, three hundred twenty-one".