6012021 has 4 divisors (see below), whose sum is σ = 8016032. Its totient is φ = 4008012.

The previous prime is 6012011. The next prime is 6012029. The reversal of 6012021 is 1202106.

6012021 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6012021 - 2¹⁰ = 6010997 is a prime.

It is a super-2 number, since 2×6012021² = 72288793008882, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6011988 and 6012006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6012029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002001 + ... + 1002006.

It is an arithmetic number, because the mean of its divisors is an integer number (2004008).

Almost surely, 2^6012021 is an apocalyptic number.

It is an amenable number.

6012021 is a deficient number, since it is larger than the sum of its proper divisors (2004011).

6012021 is a wasteful number, since it uses less digits than its factorization.

6012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004010.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 6012021 is about 2451.9422913274. The cubic root of 6012021 is about 181.8333316997.

Adding to 6012021 its reverse (1202106), we get a palindrome (7214127).

The spelling of 6012021 in words is "six million, twelve thousand, twenty-one".