42656793 has 8 divisors (see below), whose sum is σ = 56916000. Its totient is φ = 28417728.

The previous prime is 42656773. The next prime is 42656827. The reversal of 42656793 is 39765624.

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

It is not a de Polignac number, because 42656793 - 2¹² = 42652697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42656753) 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 7 ways as a sum of consecutive naturals, for example, 913 + ... + 9281.

It is an arithmetic number, because the mean of its divisors is an integer number (7114500).

Almost surely, 2^42656793 is an apocalyptic number.

It is an amenable number.

42656793 is a deficient number, since it is larger than the sum of its proper divisors (14259207).

42656793 is a wasteful number, since it uses less digits than its factorization.

42656793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10071.

The product of its digits is 272160, while the sum is 42.

The square root of 42656793 is about 6531.2168085281. The cubic root of 42656793 is about 349.4052293078.

The spelling of 42656793 in words is "forty-two million, six hundred fifty-six thousand, seven hundred ninety-three".