42385611 has 4 divisors (see below), whose sum is σ = 56514152. Its totient is φ = 28257072.

The previous prime is 42385597. The next prime is 42385639. The reversal of 42385611 is 11658324.

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

It is not a de Polignac number, because 42385611 - 2⁵ = 42385579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42385661) 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 3 ways as a sum of consecutive naturals, for example, 7064266 + ... + 7064271.

It is an arithmetic number, because the mean of its divisors is an integer number (14128538).

Almost surely, 2^42385611 is an apocalyptic number.

42385611 is a deficient number, since it is larger than the sum of its proper divisors (14128541).

42385611 is a wasteful number, since it uses less digits than its factorization.

42385611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14128540.

The product of its digits is 5760, while the sum is 30.

The square root of 42385611 is about 6510.4232581300. The cubic root of 42385611 is about 348.6632301700.

The spelling of 42385611 in words is "forty-two million, three hundred eighty-five thousand, six hundred eleven".