506656376 has 8 divisors (see below), whose sum is σ = 949980720. Its totient is φ = 253328184.

The previous prime is 506656373. The next prime is 506656379. The reversal of 506656376 is 673656605.

It is an interprime number because it is at equal distance from previous prime (506656373) and next prime (506656379).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506656373) by changing a digit.

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, 31666016 + ... + 31666031.

It is an arithmetic number, because the mean of its divisors is an integer number (118747590).

Almost surely, 2^506656376 is an apocalyptic number.

It is an amenable number.

506656376 is a deficient number, since it is larger than the sum of its proper divisors (443324344).

506656376 is a wasteful number, since it uses less digits than its factorization.

506656376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63332053 (or 63332049 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 44.

The square root of 506656376 is about 22509.0287662529. The cubic root of 506656376 is about 797.2071236484.

The spelling of 506656376 in words is "five hundred six million, six hundred fifty-six thousand, three hundred seventy-six".