506936656 has 10 divisors (see below), whose sum is σ = 982189802. Its totient is φ = 253468320.

The previous prime is 506936653. The next prime is 506936659. The reversal of 506936656 is 656639605.

It is an interprime number because it is at equal distance from previous prime (506936653) and next prime (506936659).

It can be written as a sum of positive squares in only one way, i.e., 480311056 + 26625600 = 21916^2 + 5160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506936653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15841755 + ... + 15841786.

Almost surely, 2^506936656 is an apocalyptic number.

It is an amenable number.

506936656 is a deficient number, since it is larger than the sum of its proper divisors (475253146).

506936656 is a wasteful number, since it uses less digits than its factorization.

506936656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31683549 (or 31683543 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 46.

The square root of 506936656 is about 22515.2538515558. The cubic root of 506936656 is about 797.3541003329.

The spelling of 506936656 in words is "five hundred six million, nine hundred thirty-six thousand, six hundred fifty-six".