500561536 has 32 divisors (see below), whose sum is σ = 1049702400. Its totient is φ = 237106944.

The previous prime is 500561533. The next prime is 500561587. The reversal of 500561536 is 635165005.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 500561498 and 500561507.

It is not an unprimeable number, because it can be changed into a prime (500561533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100480 + ... + 105343.

It is an arithmetic number, because the mean of its divisors is an integer number (32803200).

Almost surely, 2^500561536 is an apocalyptic number.

It is an amenable number.

500561536 is an abundant number, since it is smaller than the sum of its proper divisors (549140864).

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

500561536 is a wasteful number, since it uses less digits than its factorization.

500561536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205856 (or 205844 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 500561536 is about 22373.2325782396. The cubic root of 500561536 is about 793.9975424339.

The spelling of 500561536 in words is "five hundred million, five hundred sixty-one thousand, five hundred thirty-six".