500622461 has 2 divisors, whose sum is σ = 500622462. Its totient is φ = 500622460.

The previous prime is 500622449. The next prime is 500622487. The reversal of 500622461 is 164226005.

It is an a-pointer prime, because the next prime (500622487) can be obtained adding 500622461 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348568900 + 152053561 = 18670^2 + 12331^2 .

It is a cyclic number.

It is not a de Polignac number, because 500622461 - 2¹⁸ = 500360317 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 500622461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500622401) 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, 250311230 + 250311231.

It is an arithmetic number, because the mean of its divisors is an integer number (250311231).

Almost surely, 2^500622461 is an apocalyptic number.

It is an amenable number.

500622461 is a deficient number, since it is larger than the sum of its proper divisors (1).

500622461 is an equidigital number, since it uses as much as digits as its factorization.

500622461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 500622461 is about 22374.5940968769. The cubic root of 500622461 is about 794.0297544827.

Adding to 500622461 its reverse (164226005), we get a palindrome (664848466).

The spelling of 500622461 in words is "five hundred million, six hundred twenty-two thousand, four hundred sixty-one".