501233224 has 16 divisors (see below), whose sum is σ = 989276400. Its totient is φ = 237426192.

The previous prime is 501233221. The next prime is 501233237. The reversal of 501233224 is 422332105.

It is a junction number, because it is equal to n+sod(n) for n = 501233195 and 501233204.

It is not an unprimeable number, because it can be changed into a prime (501233221) 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 3 ways as a sum of consecutive naturals, for example, 1648642 + ... + 1648945.

It is an arithmetic number, because the mean of its divisors is an integer number (61829775).

Almost surely, 2^501233224 is an apocalyptic number.

It is an amenable number.

501233224 is a deficient number, since it is larger than the sum of its proper divisors (488043176).

501233224 is a wasteful number, since it uses less digits than its factorization.

501233224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297612 (or 3297608 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 501233224 is about 22388.2385193655. The cubic root of 501233224 is about 794.3525305907.

Adding to 501233224 its reverse (422332105), we get a palindrome (923565329).

The spelling of 501233224 in words is "five hundred one million, two hundred thirty-three thousand, two hundred twenty-four".