1020422 has 12 divisors (see below), whose sum is σ = 1657980. Its totient is φ = 470808.

The previous prime is 1020419. The next prime is 1020431. The reversal of 1020422 is 2240201.

It is a super-2 number, since 2×1020422² = 2082522116168, which contains 22 as substring.

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, 1172 + ... + 1847.

It is an arithmetic number, because the mean of its divisors is an integer number (138165).

2^1020422 is an apocalyptic number.

1020422 is a deficient number, since it is larger than the sum of its proper divisors (637558).

1020422 is a wasteful number, since it uses less digits than its factorization.

1020422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047 (or 3034 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1020422 is about 1010.1593933632. The cubic root of 1020422 is about 100.6761512244.

Adding to 1020422 its reverse (2240201), we get a palindrome (3260623).

The spelling of 1020422 in words is "one million, twenty thousand, four hundred twenty-two".