6253323221 has 8 divisors (see below), whose sum is σ = 6294769464. Its totient is φ = 6211938240.

The previous prime is 6253323199. The next prime is 6253323227. The reversal of 6253323221 is 1223233526.

6253323221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1196122225 + 5057200996 = 34585^2 + 71114^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6253323221 - 2¹⁴ = 6253306837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6253323227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199391 + ... + 228611.

It is an arithmetic number, because the mean of its divisors is an integer number (786846183).

Almost surely, 2^6253323221 is an apocalyptic number.

It is an amenable number.

6253323221 is a deficient number, since it is larger than the sum of its proper divisors (41446243).

6253323221 is a wasteful number, since it uses less digits than its factorization.

6253323221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30631.

The product of its digits is 12960, while the sum is 29.

The square root of 6253323221 is about 79077.9566061238. The cubic root of 6253323221 is about 1842.3421674956.

Adding to 6253323221 its reverse (1223233526), we get a palindrome (7476556747).

The spelling of 6253323221 in words is "six billion, two hundred fifty-three million, three hundred twenty-three thousand, two hundred twenty-one".