500201961 has 24 divisors (see below), whose sum is σ = 804452544. Its totient is φ = 270781920.

The previous prime is 500201951. The next prime is 500201963. The reversal of 500201961 is 169102005.

It is not a de Polignac number, because 500201961 - 2¹⁰ = 500200937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (500201963) 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 in 23 ways as a sum of consecutive naturals, for example, 25410 + ... + 40571.

It is an arithmetic number, because the mean of its divisors is an integer number (33518856).

Almost surely, 2^500201961 is an apocalyptic number.

It is an amenable number.

500201961 is a deficient number, since it is larger than the sum of its proper divisors (304250583).

500201961 is a wasteful number, since it uses less digits than its factorization.

500201961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66029 (or 66010 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 500201961 is about 22365.1953043116. The cubic root of 500201961 is about 793.8073759670.

Adding to 500201961 its reverse (169102005), we get a palindrome (669303966).

The spelling of 500201961 in words is "five hundred million, two hundred one thousand, nine hundred sixty-one".