42640314 has 16 divisors (see below), whose sum is σ = 88032000. Its totient is φ = 13754880.

The previous prime is 42640309. The next prime is 42640331. The reversal of 42640314 is 41304624.

42640314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114439 + ... + 114810.

It is an arithmetic number, because the mean of its divisors is an integer number (5502000).

Almost surely, 2^42640314 is an apocalyptic number.

42640314 is an abundant number, since it is smaller than the sum of its proper divisors (45391686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42640314 is a wasteful number, since it uses less digits than its factorization.

42640314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229285.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 42640314 is about 6529.9551300143. The cubic root of 42640314 is about 349.3602299069.

Adding to 42640314 its reverse (41304624), we get a palindrome (83944938).

The spelling of 42640314 in words is "forty-two million, six hundred forty thousand, three hundred fourteen".