845063406 has 48 divisors (see below), whose sum is σ = 2006484480. Its totient is φ = 254918160.

The previous prime is 845063363. The next prime is 845063407. The reversal of 845063406 is 604360548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845063407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34585 + ... + 53723.

It is an arithmetic number, because the mean of its divisors is an integer number (41801760).

Almost surely, 2^845063406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 845063406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1003242240).

845063406 is an abundant number, since it is smaller than the sum of its proper divisors (1161421074).

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

845063406 is a wasteful number, since it uses less digits than its factorization.

845063406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19381 (or 19378 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 845063406 is about 29069.9743033942. The cubic root of 845063406 is about 945.4308407479.

The spelling of 845063406 in words is "eight hundred forty-five million, sixty-three thousand, four hundred six".