506823388 has 12 divisors (see below), whose sum is σ = 887381712. Its totient is φ = 253285760.

The previous prime is 506823367. The next prime is 506823389. The reversal of 506823388 is 883328605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506823389) 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, 22120 + ... + 38767.

It is an arithmetic number, because the mean of its divisors is an integer number (73948476).

Almost surely, 2^506823388 is an apocalyptic number.

It is an amenable number.

506823388 is a deficient number, since it is larger than the sum of its proper divisors (380558324).

506823388 is a wasteful number, since it uses less digits than its factorization.

506823388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62972 (or 62970 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 506823388 is about 22512.7383496544. The cubic root of 506823388 is about 797.2947099860.

The spelling of 506823388 in words is "five hundred six million, eight hundred twenty-three thousand, three hundred eighty-eight".