2002422 has 8 divisors (see below), whose sum is σ = 4004856. Its totient is φ = 667472.

The previous prime is 2002417. The next prime is 2002453. The reversal of 2002422 is 2242002.

It is a happy number.

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

2002422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2002398 and 2002407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166863 + ... + 166874.

It is an arithmetic number, because the mean of its divisors is an integer number (500607).

2^2002422 is an apocalyptic number.

2002422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002422 is a wasteful number, since it uses less digits than its factorization.

2002422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333742.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2002422 is about 1415.0696095952. The cubic root of 2002422 is about 126.0429432863.

Adding to 2002422 its reverse (2242002), we get a palindrome (4244424).

The spelling of 2002422 in words is "two million, two thousand, four hundred twenty-two".