502011 has 8 divisors (see below), whose sum is σ = 743760. Its totient is φ = 334656.

The previous prime is 502001. The next prime is 502013. The reversal of 502011 is 110205.

It is a happy number.

It is not a de Polignac number, because 502011 - 2⁶ = 501947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 501984 and 502002.

It is not an unprimeable number, because it can be changed into a prime (502013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9270 + ... + 9323.

It is an arithmetic number, because the mean of its divisors is an integer number (92970).

2⁵⁰²⁰¹¹ is an apocalyptic number.

502011 is a deficient number, since it is larger than the sum of its proper divisors (241749).

502011 is a wasteful number, since it uses less digits than its factorization.

502011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18602 (or 18596 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 9.

The square root of 502011 is about 708.5273459790. The cubic root of 502011 is about 79.4763190415.

Adding to 502011 its reverse (110205), we get a palindrome (612216).

The spelling of 502011 in words is "five hundred two thousand, eleven".