500621842 has 16 divisors (see below), whose sum is σ = 903378240. Its totient is φ = 203259888.

The previous prime is 500621839. The next prime is 500621873. The reversal of 500621842 is 248126005.

It is a self number, because there is not a number n which added to its sum of digits gives 500621842.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940753 + ... + 941284.

It is an arithmetic number, because the mean of its divisors is an integer number (56461140).

Almost surely, 2^500621842 is an apocalyptic number.

500621842 is a deficient number, since it is larger than the sum of its proper divisors (402756398).

500621842 is a wasteful number, since it uses less digits than its factorization.

500621842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882065.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 500621842 is about 22374.5802642195. The cubic root of 500621842 is about 794.0294272203.

Adding to 500621842 its reverse (248126005), we get a palindrome (748747847).

The spelling of 500621842 in words is "five hundred million, six hundred twenty-one thousand, eight hundred forty-two".