6221536 has 24 divisors (see below), whose sum is σ = 12322800. Its totient is φ = 3091968.

The previous prime is 6221497. The next prime is 6221539. The reversal of 6221536 is 6351226.

6221536 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 6221536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221539) 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, 5880 + ... + 6856.

It is an arithmetic number, because the mean of its divisors is an integer number (513450).

Almost surely, 2^6221536 is an apocalyptic number.

It is an amenable number.

6221536 is a deficient number, since it is larger than the sum of its proper divisors (6101264).

6221536 is a wasteful number, since it uses less digits than its factorization.

6221536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1178 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 6221536 is about 2494.3007036041. The cubic root of 6221536 is about 183.9215166230.

The spelling of 6221536 in words is "six million, two hundred twenty-one thousand, five hundred thirty-six".