500427621 has 12 divisors (see below), whose sum is σ = 724814272. Its totient is φ = 332707176.

The previous prime is 500427607. The next prime is 500427649. The reversal of 500427621 is 126724005.

It is not a de Polignac number, because 500427621 - 2¹⁹ = 499903333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500422621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72451 + ... + 79056.

Almost surely, 2^500427621 is an apocalyptic number.

It is an amenable number.

500427621 is a deficient number, since it is larger than the sum of its proper divisors (224386651).

500427621 is a wasteful number, since it uses less digits than its factorization.

500427621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151880 (or 151877 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 500427621 is about 22370.2396276839. The cubic root of 500427621 is about 793.9267301850.

The spelling of 500427621 in words is "five hundred million, four hundred twenty-seven thousand, six hundred twenty-one".