504522312 has 64 divisors (see below), whose sum is σ = 1448832000. Its totient is φ = 143415360.

The previous prime is 504522307. The next prime is 504522313. The reversal of 504522312 is 213225405.

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

It is not an unprimeable number, because it can be changed into a prime (504522313) 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, 25887 + ... + 40977.

It is an arithmetic number, because the mean of its divisors is an integer number (22638000).

Almost surely, 2^504522312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504522312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724416000).

504522312 is an abundant number, since it is smaller than the sum of its proper divisors (944309688).

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

504522312 is a wasteful number, since it uses less digits than its factorization.

504522312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15306 (or 15302 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 504522312 is about 22461.5741211519. The cubic root of 504522312 is about 796.0862553096.

Adding to 504522312 its reverse (213225405), we get a palindrome (717747717).

The spelling of 504522312 in words is "five hundred four million, five hundred twenty-two thousand, three hundred twelve".