42935218 has 4 divisors (see below), whose sum is σ = 64402830. Its totient is φ = 21467608.

The previous prime is 42935213. The next prime is 42935219. The reversal of 42935218 is 81253924.

42935218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 32867289 + 10067929 = 5733^2 + 3173^2 .

It is not an unprimeable number, because it can be changed into a prime (42935213) by changing a digit.

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 as a sum of consecutive naturals, namely, 10733803 + ... + 10733806.

Almost surely, 2^42935218 is an apocalyptic number.

42935218 is a deficient number, since it is larger than the sum of its proper divisors (21467612).

42935218 is a wasteful number, since it uses less digits than its factorization.

42935218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21467611.

The product of its digits is 17280, while the sum is 34.

The square root of 42935218 is about 6552.4970812660. The cubic root of 42935218 is about 350.1637818500.

The spelling of 42935218 in words is "forty-two million, nine hundred thirty-five thousand, two hundred eighteen".