2642422 has 12 divisors (see below), whose sum is σ = 4107636. Its totient is φ = 1274840.

The previous prime is 2642389. The next prime is 2642449. The reversal of 2642422 is 2242462.

2642422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2642393 and 2642402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 897 + ... + 2467.

It is an arithmetic number, because the mean of its divisors is an integer number (342303).

2^2642422 is an apocalyptic number.

2642422 is a deficient number, since it is larger than the sum of its proper divisors (1465214).

2642422 is a wasteful number, since it uses less digits than its factorization.

2642422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631 (or 1602 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 2642422 is about 1625.5528290400. The cubic root of 2642422 is about 138.2507169471.

Adding to 2642422 its reverse (2242462), we get a palindrome (4884884).

The spelling of 2642422 in words is "two million, six hundred forty-two thousand, four hundred twenty-two".