2042122 has 16 divisors (see below), whose sum is σ = 3204360. Its totient is φ = 974848.

The previous prime is 2042111. The next prime is 2042123. The reversal of 2042122 is 2212402.

It can be written as a sum of positive squares in 4 ways, for example, as 2042041 + 81 = 1429^2 + 9^2 .

It is not an unprimeable number, because it can be changed into a prime (2042123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7818 + ... + 8074.

2^2042122 is an apocalyptic number.

2042122 is a deficient number, since it is larger than the sum of its proper divisors (1162238).

2042122 is a wasteful number, since it uses less digits than its factorization.

2042122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

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

The square root of 2042122 is about 1429.0283412165. The cubic root of 2042122 is about 126.8704736832.

Adding to 2042122 its reverse (2212402), we get a palindrome (4254524).

The spelling of 2042122 in words is "two million, forty-two thousand, one hundred twenty-two".