42016793 has 16 divisors (see below), whose sum is σ = 53114880. Its totient is φ = 32342976.

The previous prime is 42016783. The next prime is 42016813. The reversal of 42016793 is 39761024.

It is a cyclic number.

It is not a de Polignac number, because 42016793 - 2¹⁸ = 41754649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42016763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2873 + ... + 9606.

It is an arithmetic number, because the mean of its divisors is an integer number (3319680).

Almost surely, 2^42016793 is an apocalyptic number.

It is an amenable number.

42016793 is a deficient number, since it is larger than the sum of its proper divisors (11098087).

42016793 is a wasteful number, since it uses less digits than its factorization.

42016793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12536.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 42016793 is about 6482.0361770049. The cubic root of 42016793 is about 347.6489860262.

The spelling of 42016793 in words is "forty-two million, sixteen thousand, seven hundred ninety-three".