2422646 has 8 divisors (see below), whose sum is σ = 3641304. Its totient is φ = 1208880.

The previous prime is 2422643. The next prime is 2422657. The reversal of 2422646 is 6462242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 506 + ... + 2258.

It is an arithmetic number, because the mean of its divisors is an integer number (455163).

2^2422646 is an apocalyptic number.

2422646 is a deficient number, since it is larger than the sum of its proper divisors (1218658).

2422646 is a wasteful number, since it uses less digits than its factorization.

2422646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446.

The product of its digits is 4608, while the sum is 26.

The square root of 2422646 is about 1556.4851428780. The cubic root of 2422646 is about 134.3063829231.

Adding to 2422646 its reverse (6462242), we get a palindrome (8884888).

The spelling of 2422646 in words is "two million, four hundred twenty-two thousand, six hundred forty-six".