2021067 has 6 divisors (see below), whose sum is σ = 2919332. Its totient is φ = 1347372.

The previous prime is 2021053. The next prime is 2021077. The reversal of 2021067 is 7601202.

It is a happy number.

It is not a de Polignac number, because 2021067 - 2⁶ = 2021003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112273 + ... + 112290.

2^2021067 is an apocalyptic number.

2021067 is a deficient number, since it is larger than the sum of its proper divisors (898265).

2021067 is a wasteful number, since it uses less digits than its factorization.

2021067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224569 (or 224566 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 2021067 is about 1421.6423600892. The cubic root of 2021067 is about 126.4329400277.

Adding to 2021067 its reverse (7601202), we get a palindrome (9622269).

The spelling of 2021067 in words is "two million, twenty-one thousand, sixty-seven".