2234621 has 2 divisors, whose sum is σ = 2234622. Its totient is φ = 2234620.

The previous prime is 2234597. The next prime is 2234629. The reversal of 2234621 is 1264322.

2234621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1999396 + 235225 = 1414^2 + 485^2 .

It is a cyclic number.

It is not a de Polignac number, because 2234621 - 2¹⁰ = 2233597 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2234593 and 2234602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2234629) 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 as a sum of consecutive naturals, namely, 1117310 + 1117311.

It is an arithmetic number, because the mean of its divisors is an integer number (1117311).

2^2234621 is an apocalyptic number.

It is an amenable number.

2234621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2234621 is an equidigital number, since it uses as much as digits as its factorization.

2234621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 20.

The square root of 2234621 is about 1494.8648768367. The cubic root of 2234621 is about 130.7378359289.

Adding to 2234621 its reverse (1264322), we get a palindrome (3498943).

Subtracting from 2234621 its reverse (1264322), we obtain a cube (970299 = 99³).

It can be divided in two parts, 22 and 34621, that added together give a palindrome (34643).

The spelling of 2234621 in words is "two million, two hundred thirty-four thousand, six hundred twenty-one".