502642229 has 2 divisors, whose sum is σ = 502642230. Its totient is φ = 502642228.

The previous prime is 502642219. The next prime is 502642267. The reversal of 502642229 is 922246205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 492751204 + 9891025 = 22198^2 + 3145^2 .

It is a cyclic number.

It is not a de Polignac number, because 502642229 - 2²⁴ = 485865013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 502642195 and 502642204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502642219) 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, 251321114 + 251321115.

It is an arithmetic number, because the mean of its divisors is an integer number (251321115).

Almost surely, 2^502642229 is an apocalyptic number.

It is an amenable number.

502642229 is a deficient number, since it is larger than the sum of its proper divisors (1).

502642229 is an equidigital number, since it uses as much as digits as its factorization.

502642229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 502642229 is about 22419.6839629822. The cubic root of 502642229 is about 795.0961628334.

The spelling of 502642229 in words is "five hundred two million, six hundred forty-two thousand, two hundred twenty-nine".