42863793 has 16 divisors (see below), whose sum is σ = 67424256. Its totient is φ = 23703120.

The previous prime is 42863767. The next prime is 42863813. The reversal of 42863793 is 39736824.

It is not a de Polignac number, because 42863793 - 2⁵ = 42863761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42863393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32271 + ... + 33572.

It is an arithmetic number, because the mean of its divisors is an integer number (4214016).

Almost surely, 2^42863793 is an apocalyptic number.

It is an amenable number.

42863793 is a deficient number, since it is larger than the sum of its proper divisors (24560463).

42863793 is a wasteful number, since it uses less digits than its factorization.

42863793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65884.

The product of its digits is 217728, while the sum is 42.

The square root of 42863793 is about 6547.0446004285. The cubic root of 42863793 is about 349.9695021045.

The spelling of 42863793 in words is "forty-two million, eight hundred sixty-three thousand, seven hundred ninety-three".