502550231 has 2 divisors, whose sum is σ = 502550232. Its totient is φ = 502550230.

The previous prime is 502550227. The next prime is 502550281. The reversal of 502550231 is 132055205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 502550231 - 2² = 502550227 is a prime.

It is a super-2 number, since 2×502550231² = 505113469356306722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 502550197 and 502550206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502550201) 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, 251275115 + 251275116.

It is an arithmetic number, because the mean of its divisors is an integer number (251275116).

Almost surely, 2^502550231 is an apocalyptic number.

502550231 is a deficient number, since it is larger than the sum of its proper divisors (1).

502550231 is an equidigital number, since it uses as much as digits as its factorization.

502550231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 502550231 is about 22417.6321452557. The cubic root of 502550231 is about 795.0476513769.

The spelling of 502550231 in words is "five hundred two million, five hundred fifty thousand, two hundred thirty-one".