2337221 has 2 divisors, whose sum is σ = 2337222. Its totient is φ = 2337220.

The previous prime is 2337217. The next prime is 2337227. The reversal of 2337221 is 1227332.

2337221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2280100 + 57121 = 1510^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 2337221 - 2² = 2337217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2337193 and 2337202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2337227) 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, 1168610 + 1168611.

It is an arithmetic number, because the mean of its divisors is an integer number (1168611).

2^2337221 is an apocalyptic number.

It is an amenable number.

2337221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2337221 is an equidigital number, since it uses as much as digits as its factorization.

2337221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 20.

The square root of 2337221 is about 1528.7972396626. The cubic root of 2337221 is about 132.7088624760.

The spelling of 2337221 in words is "two million, three hundred thirty-seven thousand, two hundred twenty-one".