2822042 has 4 divisors (see below), whose sum is σ = 4233066. Its totient is φ = 1411020.

The previous prime is 2822033. The next prime is 2822069. The reversal of 2822042 is 2402282.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2402282 = 2 ⋅1201141.

It can be written as a sum of positive squares in only one way, i.e., 2785561 + 36481 = 1669^2 + 191^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705509 + ... + 705512.

2^2822042 is an apocalyptic number.

2822042 is a deficient number, since it is larger than the sum of its proper divisors (1411024).

2822042 is a wasteful number, since it uses less digits than its factorization.

2822042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411023.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2822042 is about 1679.8934490020. The cubic root of 2822042 is about 141.3148573115.

The spelling of 2822042 in words is "two million, eight hundred twenty-two thousand, forty-two".