502024021 has 2 divisors, whose sum is σ = 502024022. Its totient is φ = 502024020.

The previous prime is 502024009. The next prime is 502024063. The reversal of 502024021 is 120420205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319908996 + 182115025 = 17886^2 + 13495^2 .

It is a cyclic number.

It is not a de Polignac number, because 502024021 - 2²⁷ = 367806293 is a prime.

It is a super-2 number, since 2×502024021² = 504056235322016882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 502023986 and 502024004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502024121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251012010 + 251012011.

It is an arithmetic number, because the mean of its divisors is an integer number (251012011).

Almost surely, 2^502024021 is an apocalyptic number.

It is an amenable number.

502024021 is a deficient number, since it is larger than the sum of its proper divisors (1).

502024021 is an equidigital number, since it uses as much as digits as its factorization.

502024021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 502024021 is about 22405.8925508447. The cubic root of 502024021 is about 794.7700617926.

Adding to 502024021 its reverse (120420205), we get a palindrome (622444226).

The spelling of 502024021 in words is "five hundred two million, twenty-four thousand, twenty-one".