1222042 has 8 divisors (see below), whose sum is σ = 1929600. Its totient is φ = 578844.

The previous prime is 1222037. The next prime is 1222049. The reversal of 1222042 is 2402221.

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

It is not an unprimeable number, because it can be changed into a prime (1222049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16042 + ... + 16117.

It is an arithmetic number, because the mean of its divisors is an integer number (241200).

2^1222042 is an apocalyptic number.

1222042 is a deficient number, since it is larger than the sum of its proper divisors (707558).

1222042 is a wasteful number, since it uses less digits than its factorization.

1222042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32180.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1222042 is about 1105.4600852134. The cubic root of 1222042 is about 106.9125555691.

Adding to 1222042 its reverse (2402221), we get a palindrome (3624263).

The spelling of 1222042 in words is "one million, two hundred twenty-two thousand, forty-two".