2202257461 has 2 divisors, whose sum is σ = 2202257462. Its totient is φ = 2202257460.

The previous prime is 2202257459. The next prime is 2202257479. The reversal of 2202257461 is 1647522022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2201392561 + 864900 = 46919^2 + 930^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202257461 - 2¹ = 2202257459 is a prime.

It is a super-3 number, since 3×2202257461³ (a number of 29 digits) contains 333 as substring.

Together with 2202257459, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2202237461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101128730 + 1101128731.

It is an arithmetic number, because the mean of its divisors is an integer number (1101128731).

Almost surely, 2^2202257461 is an apocalyptic number.

It is an amenable number.

2202257461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202257461 is an equidigital number, since it uses as much as digits as its factorization.

2202257461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 2202257461 is about 46928.2160432293. The cubic root of 2202257461 is about 1301.0361484878.

Adding to 2202257461 its reverse (1647522022), we get a palindrome (3849779483).

The spelling of 2202257461 in words is "two billion, two hundred two million, two hundred fifty-seven thousand, four hundred sixty-one".