42020567 has 8 divisors (see below), whose sum is σ = 43890000. Its totient is φ = 40189824.

The previous prime is 42020557. The next prime is 42020597. The reversal of 42020567 is 76502024.

42020567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42020567 - 2¹⁰ = 42019543 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 (42020527) 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 7 ways as a sum of consecutive naturals, for example, 7442 + ... + 11807.

It is an arithmetic number, because the mean of its divisors is an integer number (5486250).

Almost surely, 2^42020567 is an apocalyptic number.

42020567 is a deficient number, since it is larger than the sum of its proper divisors (1869433).

42020567 is a wasteful number, since it uses less digits than its factorization.

42020567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19345.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 42020567 is about 6482.3272826972. The cubic root of 42020567 is about 347.6593944677.

The spelling of 42020567 in words is "forty-two million, twenty thousand, five hundred sixty-seven".