500563320 has 32 divisors (see below), whose sum is σ = 1501690320. Its totient is φ = 133483520.

The previous prime is 500563291. The next prime is 500563321. The reversal of 500563320 is 23365005.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500563321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2085561 + ... + 2085800.

Almost surely, 2^500563320 is an apocalyptic number.

It is an amenable number.

500563320 is an abundant number, since it is smaller than the sum of its proper divisors (1001127000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500563320 is a wasteful number, since it uses less digits than its factorization.

500563320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4171375 (or 4171371 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 500563320 is about 22373.2724472751. The cubic root of 500563320 is about 793.9984857012.

Subtracting from 500563320 its product of nonzero digits (2700), we obtain a triangular number (500560620 = T₃₁₆₄₀).

The spelling of 500563320 in words is "five hundred million, five hundred sixty-three thousand, three hundred twenty".