2022456 has 32 divisors (see below), whose sum is σ = 5354640. Its totient is φ = 634368.

The previous prime is 2022421. The next prime is 2022469. The reversal of 2022456 is 6542202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2071 + ... + 2886.

2^2022456 is an apocalyptic number.

It is an amenable number.

2022456 is an abundant number, since it is smaller than the sum of its proper divisors (3332184).

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

2022456 is a wasteful number, since it uses less digits than its factorization.

2022456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983 (or 4979 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2022456 is about 1422.1307956725. The cubic root of 2022456 is about 126.4618975269.

Adding to 2022456 its reverse (6542202), we get a palindrome (8564658).

The spelling of 2022456 in words is "two million, twenty-two thousand, four hundred fifty-six".