806682438 has 24 divisors (see below), whose sum is σ = 1749515976. Its totient is φ = 268632000.

The previous prime is 806682431. The next prime is 806682467. The reversal of 806682438 is 834286608.

It is a happy number.

806682438 is a `hidden beast` number, since 80 + 66 + 82 + 438 = 666.

806682438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 806682393 and 806682402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806682431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2403 + ... + 40238.

It is an arithmetic number, because the mean of its divisors is an integer number (72896499).

Almost surely, 2^806682438 is an apocalyptic number.

806682438 is an abundant number, since it is smaller than the sum of its proper divisors (942833538).

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

806682438 is a wasteful number, since it uses less digits than its factorization.

806682438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43700 (or 43697 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The square root of 806682438 is about 28402.1555167913. The cubic root of 806682438 is about 930.8953638590.

The spelling of 806682438 in words is "eight hundred six million, six hundred eighty-two thousand, four hundred thirty-eight".