2274421 has 2 divisors, whose sum is σ = 2274422. Its totient is φ = 2274420.

The previous prime is 2274409. The next prime is 2274451. The reversal of 2274421 is 1244722.

It is a happy number.

2274421 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., 1768900 + 505521 = 1330^2 + 711^2 .

It is a cyclic number.

It is not a de Polignac number, because 2274421 - 2²¹ = 177269 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2274392 and 2274401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2274451) 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, 1137210 + 1137211.

It is an arithmetic number, because the mean of its divisors is an integer number (1137211).

2^2274421 is an apocalyptic number.

It is an amenable number.

2274421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2274421 is an equidigital number, since it uses as much as digits as its factorization.

2274421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 896, while the sum is 22.

The square root of 2274421 is about 1508.1183640550. The cubic root of 2274421 is about 131.5094471953.

The spelling of 2274421 in words is "two million, two hundred seventy-four thousand, four hundred twenty-one".