6021021 has 8 divisors (see below), whose sum is σ = 8070400. Its totient is φ = 3992832.

The previous prime is 6021019. The next prime is 6021053. The reversal of 6021021 is 1201206.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6021021 - 2¹ = 6021019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6020988 and 6021006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6021011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4621 + ... + 5778.

It is an arithmetic number, because the mean of its divisors is an integer number (1008800).

Almost surely, 2^6021021 is an apocalyptic number.

It is an amenable number.

6021021 is a deficient number, since it is larger than the sum of its proper divisors (2049379).

6021021 is a wasteful number, since it uses less digits than its factorization.

6021021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10595.

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

The square root of 6021021 is about 2453.7768847228. The cubic root of 6021021 is about 181.9240213391.

Adding to 6021021 its reverse (1201206), we get a palindrome (7222227).

The spelling of 6021021 in words is "six million, twenty-one thousand, twenty-one".