2285447 has 2 divisors, whose sum is σ = 2285448. Its totient is φ = 2285446.

The previous prime is 2285443. The next prime is 2285473. The reversal of 2285447 is 7445822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2285447 - 2² = 2285443 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2285443) 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, 1142723 + 1142724.

It is an arithmetic number, because the mean of its divisors is an integer number (1142724).

2^2285447 is an apocalyptic number.

2285447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2285447 is an equidigital number, since it uses as much as digits as its factorization.

2285447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17920, while the sum is 32.

The square root of 2285447 is about 1511.7694930114. The cubic root of 2285447 is about 131.7216164025.

The spelling of 2285447 in words is "two million, two hundred eighty-five thousand, four hundred forty-seven".