500541421 has 16 divisors (see below), whose sum is σ = 549460800. Its totient is φ = 453858048.

The previous prime is 500541413. The next prime is 500541449. The reversal of 500541421 is 124145005.

It is a cyclic number.

It is not a de Polignac number, because 500541421 - 2³ = 500541413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 500541392 and 500541401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500541401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316210 + ... + 317788.

It is an arithmetic number, because the mean of its divisors is an integer number (34341300).

Almost surely, 2^500541421 is an apocalyptic number.

It is an amenable number.

500541421 is a deficient number, since it is larger than the sum of its proper divisors (48919379).

500541421 is a wasteful number, since it uses less digits than its factorization.

500541421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 500541421 is about 22372.7830410077. The cubic root of 500541421 is about 793.9869067289.

Adding to 500541421 its reverse (124145005), we get a palindrome (624686426).

The spelling of 500541421 in words is "five hundred million, five hundred forty-one thousand, four hundred twenty-one".