500530440 has 32 divisors (see below), whose sum is σ = 1501591680. Its totient is φ = 133474752.

The previous prime is 500530427. The next prime is 500530469. The reversal of 500530440 is 44035005.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2085424 + ... + 2085663.

It is an arithmetic number, because the mean of its divisors is an integer number (46924740).

Almost surely, 2^500530440 is an apocalyptic number.

It is an amenable number.

500530440 is an abundant number, since it is smaller than the sum of its proper divisors (1001061240).

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

500530440 is a wasteful number, since it uses less digits than its factorization.

500530440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4171101 (or 4171097 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 500530440 is about 22372.5376298711. The cubic root of 500530440 is about 793.9811004602.

Adding to 500530440 its reverse (44035005), we get a palindrome (544565445).

The spelling of 500530440 in words is "five hundred million, five hundred thirty thousand, four hundred forty".