6221073 has 8 divisors (see below), whose sum is σ = 8309536. Its totient is φ = 4140000.

The previous prime is 6221071. The next prime is 6221077. The reversal of 6221073 is 3701226.

It is a happy number.

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

It is not a de Polignac number, because 6221073 - 2¹ = 6221071 is a prime.

It is a super-3 number, since 3×6221073³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

6221073 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6221071) 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 7 ways as a sum of consecutive naturals, for example, 573 + ... + 3573.

It is an arithmetic number, because the mean of its divisors is an integer number (1038692).

Almost surely, 2^6221073 is an apocalyptic number.

It is an amenable number.

6221073 is a deficient number, since it is larger than the sum of its proper divisors (2088463).

6221073 is a wasteful number, since it uses less digits than its factorization.

6221073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 6221073 is about 2494.2078902930. The cubic root of 6221073 is about 183.9169540961.

Adding to 6221073 its reverse (3701226), we get a palindrome (9922299).

The spelling of 6221073 in words is "six million, two hundred twenty-one thousand, seventy-three".