1022022 has 12 divisors (see below), whose sum is σ = 2214420.
Its totient is φ = 340668.
The previous prime is 1022017. The next prime is 1022033. The reversal of 1022022 is 2202201.
Adding to 1022022 its reverse (2202201), we get a palindrome (3224223).
1022022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1021995 and 1022013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28372 + ... + 28407.
It is an arithmetic number, because the mean of its divisors is an integer number (184535).
21022022 is an apocalyptic number.
1022022 is an abundant number, since it is smaller than the sum of its proper divisors (1192398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022022 is a wasteful number, since it uses less digits than its factorization.
1022022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56787 (or 56784 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 1022022 is about 1010.9510373900.
The cubic root of 1022022 is about 100.7287431012.
The spelling of 1022022 in words is "one million, twenty-two thousand, twenty-two".