906838407 has 6 divisors (see below), whose sum is σ = 1309877712. Its totient is φ = 604558932.

The previous prime is 906838399. The next prime is 906838433. The reversal of 906838407 is 704838609.

It is a happy number.

It is not a de Polignac number, because 906838407 - 2³ = 906838399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906838007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50379903 + ... + 50379920.

It is an arithmetic number, because the mean of its divisors is an integer number (218312952).

Almost surely, 2^906838407 is an apocalyptic number.

906838407 is a deficient number, since it is larger than the sum of its proper divisors (403039305).

906838407 is a wasteful number, since it uses less digits than its factorization.

906838407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100759829 (or 100759826 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 906838407 is about 30113.7577694980. The cubic root of 906838407 is about 967.9285540096.

The spelling of 906838407 in words is "nine hundred six million, eight hundred thirty-eight thousand, four hundred seven".