1042022 has 8 divisors (see below), whose sum is σ = 1574856.
Its totient is φ = 517072.
The previous prime is 1042021. The next prime is 1042039. The reversal of 1042022 is 2202401.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 1041994 and 1042012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1042021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628 + ... + 2175.
It is an arithmetic number, because the mean of its divisors is an integer number (196857).
21042022 is an apocalyptic number.
1042022 is a deficient number, since it is larger than the sum of its proper divisors (532834).
1042022 is a wasteful number, since it uses less digits than its factorization.
1042022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3942.
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 1042022 is about 1020.7947883880.
The cubic root of 1042022 is about 101.3815583978.
Adding to 1042022 its reverse (2202401), we get a palindrome (3244423).
The spelling of 1042022 in words is "one million, forty-two thousand, twenty-two".