42826117 has 2 divisors, whose sum is σ = 42826118. Its totient is φ = 42826116.

The previous prime is 42826081. The next prime is 42826123. The reversal of 42826117 is 71162824.

42826117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22268961 + 20557156 = 4719^2 + 4534^2 .

It is a cyclic number.

It is not a de Polignac number, because 42826117 - 2¹¹ = 42824069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42826517) 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 as a sum of consecutive naturals, namely, 21413058 + 21413059.

It is an arithmetic number, because the mean of its divisors is an integer number (21413059).

Almost surely, 2^42826117 is an apocalyptic number.

It is an amenable number.

42826117 is a deficient number, since it is larger than the sum of its proper divisors (1).

42826117 is an equidigital number, since it uses as much as digits as its factorization.

42826117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 31.

The square root of 42826117 is about 6544.1666390764. The cubic root of 42826117 is about 349.8669344506.

The spelling of 42826117 in words is "forty-two million, eight hundred twenty-six thousand, one hundred seventeen".