2422647 has 6 divisors (see below), whose sum is σ = 3499392. Its totient is φ = 1615092.

The previous prime is 2422643. The next prime is 2422657. The reversal of 2422647 is 7462242.

It is a happy number.

It is not a de Polignac number, because 2422647 - 2² = 2422643 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 4⁷ + 2¹¹ + 2¹⁹ + 6⁵ + 4¹⁰ + 7⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 2422647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 134583 + ... + 134600.

It is an arithmetic number, because the mean of its divisors is an integer number (583232).

2^2422647 is an apocalyptic number.

2422647 is a deficient number, since it is larger than the sum of its proper divisors (1076745).

2422647 is a wasteful number, since it uses less digits than its factorization.

2422647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269189 (or 269186 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 2422647 is about 1556.4854641146. The cubic root of 2422647 is about 134.3064014024.

Adding to 2422647 its reverse (7462242), we get a palindrome (9884889).

The spelling of 2422647 in words is "two million, four hundred twenty-two thousand, six hundred forty-seven".