42368186 has 8 divisors (see below), whose sum is σ = 72631200. Its totient is φ = 18157788.

The previous prime is 42368143. The next prime is 42368189. The reversal of 42368186 is 68186324.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42368189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513136 + ... + 1513163.

It is an arithmetic number, because the mean of its divisors is an integer number (9078900).

Almost surely, 2^42368186 is an apocalyptic number.

42368186 is a deficient number, since it is larger than the sum of its proper divisors (30263014).

42368186 is a wasteful number, since it uses less digits than its factorization.

42368186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026308.

The product of its digits is 55296, while the sum is 38.

The square root of 42368186 is about 6509.0848819170. The cubic root of 42368186 is about 348.6154443815.

The spelling of 42368186 in words is "forty-two million, three hundred sixty-eight thousand, one hundred eighty-six".