6225821461 has 2 divisors, whose sum is σ = 6225821462. Its totient is φ = 6225821460.

The previous prime is 6225821417. The next prime is 6225821477. The reversal of 6225821461 is 1641285226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5501188900 + 724632561 = 74170^2 + 26919^2 .

It is a cyclic number.

It is not a de Polignac number, because 6225821461 - 2¹⁵ = 6225788693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6225821461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6225821491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3112910730 + 3112910731.

It is an arithmetic number, because the mean of its divisors is an integer number (3112910731).

Almost surely, 2^6225821461 is an apocalyptic number.

It is an amenable number.

6225821461 is a deficient number, since it is larger than the sum of its proper divisors (1).

6225821461 is an equidigital number, since it uses as much as digits as its factorization.

6225821461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 37.

The square root of 6225821461 is about 78903.8748161331. The cubic root of 6225821461 is about 1839.6373597121.

The spelling of 6225821461 in words is "six billion, two hundred twenty-five million, eight hundred twenty-one thousand, four hundred sixty-one".