6360221 has 4 divisors (see below), whose sum is σ = 7268832. Its totient is φ = 5451612.

The previous prime is 6360217. The next prime is 6360247. The reversal of 6360221 is 1220636.

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 a cyclic number.

It is not a de Polignac number, because 6360221 - 2² = 6360217 is a prime.

It is a super-2 number, since 2×6360221² = 80904822337682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6360193 and 6360202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6360281) 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, 454295 + ... + 454308.

It is an arithmetic number, because the mean of its divisors is an integer number (1817208).

Almost surely, 2^6360221 is an apocalyptic number.

It is an amenable number.

6360221 is a deficient number, since it is larger than the sum of its proper divisors (908611).

6360221 is an equidigital number, since it uses as much as digits as its factorization.

6360221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908610.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 6360221 is about 2521.9478583032. The cubic root of 6360221 is about 185.2780916250.

Adding to 6360221 its reverse (1220636), we get a palindrome (7580857).

The spelling of 6360221 in words is "six million, three hundred sixty thousand, two hundred twenty-one".