506865652 has 6 divisors (see below), whose sum is σ = 887014898. Its totient is φ = 253432824.

The previous prime is 506865631. The next prime is 506865661. The reversal of 506865652 is 256568605.

It can be written as a sum of positive squares in only one way, i.e., 505620196 + 1245456 = 22486^2 + 1116^2 .

It is a junction number, because it is equal to n+sod(n) for n = 506865599 and 506865608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63358203 + ... + 63358210.

Almost surely, 2^506865652 is an apocalyptic number.

It is an amenable number.

506865652 is a deficient number, since it is larger than the sum of its proper divisors (380149246).

506865652 is a wasteful number, since it uses less digits than its factorization.

506865652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126716417 (or 126716415 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The square root of 506865652 is about 22513.6769986602. The cubic root of 506865652 is about 797.3168715041.

The spelling of 506865652 in words is "five hundred six million, eight hundred sixty-five thousand, six hundred fifty-two".