506446229 has 2 divisors, whose sum is σ = 506446230. Its totient is φ = 506446228.

The previous prime is 506446183. The next prime is 506446231. The reversal of 506446229 is 922644605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506160004 + 286225 = 22498^2 + 535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506446229 is a prime.

Together with 506446231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 506446192 and 506446201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506446249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253223114 + 253223115.

It is an arithmetic number, because the mean of its divisors is an integer number (253223115).

Almost surely, 2^506446229 is an apocalyptic number.

It is an amenable number.

506446229 is a deficient number, since it is larger than the sum of its proper divisors (1).

506446229 is an equidigital number, since it uses as much as digits as its factorization.

506446229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 506446229 is about 22504.3602219659. The cubic root of 506446229 is about 797.0968886114.

The spelling of 506446229 in words is "five hundred six million, four hundred forty-six thousand, two hundred twenty-nine".