506656326 has 16 divisors (see below), whose sum is σ = 1105432128. Its totient is φ = 153532200.

The previous prime is 506656313. The next prime is 506656327. The reversal of 506656326 is 623656605.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506656327) 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, 3838240 + ... + 3838371.

It is an arithmetic number, because the mean of its divisors is an integer number (69089508).

Almost surely, 2^506656326 is an apocalyptic number.

506656326 is an abundant number, since it is smaller than the sum of its proper divisors (598775802).

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

506656326 is a wasteful number, since it uses less digits than its factorization.

506656326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7676627.

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 506656326 is about 22509.0276555874. The cubic root of 506656326 is about 797.2070974239.

The spelling of 506656326 in words is "five hundred six million, six hundred fifty-six thousand, three hundred twenty-six".