42268039 has 4 divisors (see below), whose sum is σ = 46110600. Its totient is φ = 38425480.

The previous prime is 42268033. The next prime is 42268049. The reversal of 42268039 is 93086224.

42268039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42268039 - 2⁹ = 42267527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42267995 and 42268013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42268033) 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 3 ways as a sum of consecutive naturals, for example, 1921264 + ... + 1921285.

It is an arithmetic number, because the mean of its divisors is an integer number (11527650).

Almost surely, 2^42268039 is an apocalyptic number.

42268039 is a deficient number, since it is larger than the sum of its proper divisors (3842561).

42268039 is a wasteful number, since it uses less digits than its factorization.

42268039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842560.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 42268039 is about 6501.3874673027. The cubic root of 42268039 is about 348.3405499498.

The spelling of 42268039 in words is "forty-two million, two hundred sixty-eight thousand, thirty-nine".