6221501 has 16 divisors (see below), whose sum is σ = 7385280. Its totient is φ = 5166720.

The previous prime is 6221497. The next prime is 6221539. The reversal of 6221501 is 1051226.

It is not a de Polignac number, because 6221501 - 2² = 6221497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6221501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221561) 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 15 ways as a sum of consecutive naturals, for example, 19721 + ... + 20033.

It is an arithmetic number, because the mean of its divisors is an integer number (461580).

Almost surely, 2^6221501 is an apocalyptic number.

It is an amenable number.

6221501 is a deficient number, since it is larger than the sum of its proper divisors (1163779).

6221501 is a wasteful number, since it uses less digits than its factorization.

6221501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 6221501 is about 2494.2936875998. The cubic root of 6221501 is about 183.9211717314.

Adding to 6221501 its reverse (1051226), we get a palindrome (7272727).

The spelling of 6221501 in words is "six million, two hundred twenty-one thousand, five hundred one".