2422447 has 2 divisors, whose sum is σ = 2422448. Its totient is φ = 2422446.

The previous prime is 2422439. The next prime is 2422451. The reversal of 2422447 is 7442242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2422447 - 2³ = 2422439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2422477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211223 + 1211224.

It is an arithmetic number, because the mean of its divisors is an integer number (1211224).

2^2422447 is an apocalyptic number.

2422447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422447 is an equidigital number, since it uses as much as digits as its factorization.

2422447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3584, while the sum is 25.

The square root of 2422447 is about 1556.4212154812. The cubic root of 2422447 is about 134.3027054423.

Adding to 2422447 its reverse (7442242), we get a palindrome (9864689).

The spelling of 2422447 in words is "two million, four hundred twenty-two thousand, four hundred forty-seven".