522732461 has 2 divisors, whose sum is σ = 522732462. Its totient is φ = 522732460.

The previous prime is 522732443. The next prime is 522732479. The reversal of 522732461 is 164237225.

It is a balanced prime because it is at equal distance from previous prime (522732443) and next prime (522732479).

It can be written as a sum of positive squares in only one way, i.e., 522122500 + 609961 = 22850^2 + 781^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522732461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522732401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261366230 + 261366231.

It is an arithmetic number, because the mean of its divisors is an integer number (261366231).

Almost surely, 2^522732461 is an apocalyptic number.

It is an amenable number.

522732461 is a deficient number, since it is larger than the sum of its proper divisors (1).

522732461 is an equidigital number, since it uses as much as digits as its factorization.

522732461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 522732461 is about 22863.3431719860. The cubic root of 522732461 is about 805.5512143644.

Adding to 522732461 its reverse (164237225), we get a palindrome (686969686).

The spelling of 522732461 in words is "five hundred twenty-two million, seven hundred thirty-two thousand, four hundred sixty-one".