2289461 has 2 divisors, whose sum is σ = 2289462. Its totient is φ = 2289460.

The previous prime is 2289437. The next prime is 2289467. The reversal of 2289461 is 1649822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2193361 + 96100 = 1481^2 + 310^2 .

It is a cyclic number.

It is not a de Polignac number, because 2289461 - 2¹⁴ = 2273077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2289467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144730 + 1144731.

It is an arithmetic number, because the mean of its divisors is an integer number (1144731).

2^2289461 is an apocalyptic number.

It is an amenable number.

2289461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289461 is an equidigital number, since it uses as much as digits as its factorization.

2289461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 2289461 is about 1513.0964939488. The cubic root of 2289461 is about 131.7986868586.

The spelling of 2289461 in words is "two million, two hundred eighty-nine thousand, four hundred sixty-one".