506678244 has 24 divisors (see below), whose sum is σ = 1244473440. Its totient is φ = 160003584.

The previous prime is 506678243. The next prime is 506678269. The reversal of 506678244 is 442876605.

It is a junction number, because it is equal to n+sod(n) for n = 506678196 and 506678205.

It is not an unprimeable number, because it can be changed into a prime (506678243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110909 + ... + 1111364.

It is an arithmetic number, because the mean of its divisors is an integer number (51853060).

Almost surely, 2^506678244 is an apocalyptic number.

It is an amenable number.

506678244 is an abundant number, since it is smaller than the sum of its proper divisors (737795196).

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

506678244 is a wasteful number, since it uses less digits than its factorization.

506678244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222299 (or 2222297 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 506678244 is about 22509.5145216417. The cubic root of 506678244 is about 797.2185930094.

The spelling of 506678244 in words is "five hundred six million, six hundred seventy-eight thousand, two hundred forty-four".