42331026 has 16 divisors (see below), whose sum is σ = 84780864. Its totient is φ = 14090544.

The previous prime is 42331007. The next prime is 42331033. The reversal of 42331026 is 62013324.

It is a happy number.

42331026 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 = 42330993 and 42331011.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 75 + ... + 9201.

It is an arithmetic number, because the mean of its divisors is an integer number (5298804).

Almost surely, 2^42331026 is an apocalyptic number.

42331026 is an abundant number, since it is smaller than the sum of its proper divisors (42449838).

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

42331026 is a wasteful number, since it uses less digits than its factorization.

42331026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9905.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 42331026 is about 6506.2297838303. The cubic root of 42331026 is about 348.5134941500.

The spelling of 42331026 in words is "forty-two million, three hundred thirty-one thousand, twenty-six".