2021162 has 32 divisors (see below), whose sum is σ = 3677184. Its totient is φ = 820800.

The previous prime is 2021143. The next prime is 2021167. The reversal of 2021162 is 2611202.

It is not an unprimeable number, because it can be changed into a prime (2021167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10487 + ... + 10677.

It is an arithmetic number, because the mean of its divisors is an integer number (114912).

2^2021162 is an apocalyptic number.

2021162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2021162 is a deficient number, since it is larger than the sum of its proper divisors (1656022).

2021162 is a wasteful number, since it uses less digits than its factorization.

2021162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2021162 is about 1421.6757717567. The cubic root of 2021162 is about 126.4349209848.

Adding to 2021162 its reverse (2611202), we get a palindrome (4632364).

The spelling of 2021162 in words is "two million, twenty-one thousand, one hundred sixty-two".