827766406 has 16 divisors (see below), whose sum is σ = 1253019600. Its totient is φ = 410105088.

The previous prime is 827766391. The next prime is 827766419. The reversal of 827766406 is 604667728.

827766406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155566 + ... + 160798.

It is an arithmetic number, because the mean of its divisors is an integer number (78313725).

Almost surely, 2^827766406 is an apocalyptic number.

827766406 is a deficient number, since it is larger than the sum of its proper divisors (425253194).

827766406 is a wasteful number, since it uses less digits than its factorization.

827766406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5943.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 827766406 is about 28770.9298772216. The cubic root of 827766406 is about 938.9358736744.

The spelling of 827766406 in words is "eight hundred twenty-seven million, seven hundred sixty-six thousand, four hundred six".