42826671 has 16 divisors (see below), whose sum is σ = 63580000. Its totient is φ = 28491264.

The previous prime is 42826633. The next prime is 42826681. The reversal of 42826671 is 17662824.

It is not a de Polignac number, because 42826671 - 2⁶ = 42826607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42826631) 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 15 ways as a sum of consecutive naturals, for example, 14205 + ... + 16953.

It is an arithmetic number, because the mean of its divisors is an integer number (3973750).

Almost surely, 2^42826671 is an apocalyptic number.

42826671 is a deficient number, since it is larger than the sum of its proper divisors (20753329).

42826671 is a wasteful number, since it uses less digits than its factorization.

42826671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335 (or 3329 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 42826671 is about 6544.2089667125. The cubic root of 42826671 is about 349.8684430740.

The spelling of 42826671 in words is "forty-two million, eight hundred twenty-six thousand, six hundred seventy-one".