506243304 has 128 divisors (see below), whose sum is σ = 1640160000. Its totient is φ = 144619776.

The previous prime is 506243279. The next prime is 506243321. The reversal of 506243304 is 403342605.

506243304 is a `hidden beast` number, since 5 + 0 + 624 + 3 + 30 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70672 + ... + 77504.

It is an arithmetic number, because the mean of its divisors is an integer number (12813750).

Almost surely, 2^506243304 is an apocalyptic number.

506243304 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 506243304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (820080000).

506243304 is an abundant number, since it is smaller than the sum of its proper divisors (1133916696).

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

506243304 is a wasteful number, since it uses less digits than its factorization.

506243304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6869 (or 6845 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 506243304 is about 22499.8511995080. The cubic root of 506243304 is about 796.9904130138.

Adding to 506243304 its reverse (403342605), we get a palindrome (909585909).

The spelling of 506243304 in words is "five hundred six million, two hundred forty-three thousand, three hundred four".