2022862 has 4 divisors (see below), whose sum is σ = 3034296. Its totient is φ = 1011430.

The previous prime is 2022841. The next prime is 2022863. The reversal of 2022862 is 2682202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2682202 = 2 ⋅1341101.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505714 + ... + 505717.

It is an arithmetic number, because the mean of its divisors is an integer number (758574).

2^2022862 is an apocalyptic number.

2022862 is a deficient number, since it is larger than the sum of its proper divisors (1011434).

2022862 is a wasteful number, since it uses less digits than its factorization.

2022862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011433.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2022862 is about 1422.2735320606. The cubic root of 2022862 is about 126.4703592017.

The spelling of 2022862 in words is "two million, twenty-two thousand, eight hundred sixty-two".