506730406 has 32 divisors (see below), whose sum is σ = 955422720. Its totient is φ = 196196256.

The previous prime is 506730397. The next prime is 506730421. The reversal of 506730406 is 604037605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21066 + ... + 38173.

It is an arithmetic number, because the mean of its divisors is an integer number (29856960).

Almost surely, 2^506730406 is an apocalyptic number.

506730406 is a deficient number, since it is larger than the sum of its proper divisors (448692314).

506730406 is a wasteful number, since it uses less digits than its factorization.

506730406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59308.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 506730406 is about 22510.6731574158. The cubic root of 506730406 is about 797.2459496798.

The spelling of 506730406 in words is "five hundred six million, seven hundred thirty thousand, four hundred six".