2422287 has 12 divisors (see below), whose sum is σ = 3998800. Its totient is φ = 1384128.

The previous prime is 2422267. The next prime is 2422289. The reversal of 2422287 is 7822242.

It is not a de Polignac number, because 2422287 - 2⁶ = 2422223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2422287.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19162 + ... + 19287.

2^2422287 is an apocalyptic number.

2422287 is a deficient number, since it is larger than the sum of its proper divisors (1576513).

2422287 is a wasteful number, since it uses less digits than its factorization.

2422287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38462 (or 38459 counting only the distinct ones).

The product of its digits is 3584, while the sum is 27.

The square root of 2422287 is about 1556.3698146649. The cubic root of 2422287 is about 134.2997485278.

The spelling of 2422287 in words is "two million, four hundred twenty-two thousand, two hundred eighty-seven".