2323421 has 2 divisors, whose sum is σ = 2323422. Its totient is φ = 2323420.

The previous prime is 2323411. The next prime is 2323423. The reversal of 2323421 is 1243232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2059225 + 264196 = 1435^2 + 514^2 .

It is a cyclic number.

It is not a de Polignac number, because 2323421 - 2¹⁸ = 2061277 is a prime.

Together with 2323423, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹³ + 3² + 2¹⁷ + 3¹³ + 4⁸ + 2¹⁹ + 1 .

It is a self number, because there is not a number n which added to its sum of digits gives 2323421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2323423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161710 + 1161711.

It is an arithmetic number, because the mean of its divisors is an integer number (1161711).

2^2323421 is an apocalyptic number.

It is an amenable number.

2323421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2323421 is an equidigital number, since it uses as much as digits as its factorization.

2323421 is an evil number, because the sum of its binary digits is even.

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

The square root of 2323421 is about 1524.2772057602. The cubic root of 2323421 is about 132.4471558586.

Adding to 2323421 its reverse (1243232), we get a palindrome (3566653).

It can be divided in two parts, 2323 and 421, that added together give a cube (2744 = 14³).

The spelling of 2323421 in words is "two million, three hundred twenty-three thousand, four hundred twenty-one".