846444406 has 16 divisors (see below), whose sum is σ = 1276617024. Its totient is φ = 420911104.

The previous prime is 846444377. The next prime is 846444409. The reversal of 846444406 is 604444648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846444409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566196 + ... + 567688.

It is an arithmetic number, because the mean of its divisors is an integer number (79788564).

Almost surely, 2^846444406 is an apocalyptic number.

846444406 is a deficient number, since it is larger than the sum of its proper divisors (430172618).

846444406 is a wasteful number, since it uses less digits than its factorization.

846444406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855.

The product of its (nonzero) digits is 294912, while the sum is 40.

The square root of 846444406 is about 29093.7176380056. The cubic root of 846444406 is about 945.9455671785.

The spelling of 846444406 in words is "eight hundred forty-six million, four hundred forty-four thousand, four hundred six".