42846826 has 24 divisors (see below), whose sum is σ = 71384292. Its totient is φ = 19272000.

The previous prime is 42846821. The next prime is 42846857. The reversal of 42846826 is 62864824.

42846826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42837025 + 9801 = 6545^2 + 99^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42846821) 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 11 ways as a sum of consecutive naturals, for example, 23566 + ... + 25318.

Almost surely, 2^42846826 is an apocalyptic number.

42846826 is a deficient number, since it is larger than the sum of its proper divisors (28537466).

42846826 is a wasteful number, since it uses less digits than its factorization.

42846826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878 (or 1867 counting only the distinct ones).

The product of its digits is 147456, while the sum is 40.

The square root of 42846826 is about 6545.7486966733. The cubic root of 42846826 is about 349.9233192558.

The spelling of 42846826 in words is "forty-two million, eight hundred forty-six thousand, eight hundred twenty-six".