42011066 has 8 divisors (see below), whose sum is σ = 64049844. Its totient is φ = 20661120.

The previous prime is 42011017. The next prime is 42011083. The reversal of 42011066 is 66011024.

42011066 = T₁₁₄₃ + T₁₁₄₄ + ... + T₁₂₀₃.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33396841 + 8614225 = 5779^2 + 2935^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172055 + ... + 172298.

Almost surely, 2^42011066 is an apocalyptic number.

42011066 is a deficient number, since it is larger than the sum of its proper divisors (22038778).

42011066 is a wasteful number, since it uses less digits than its factorization.

42011066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344416.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 42011066 is about 6481.5944026142. The cubic root of 42011066 is about 347.6331901498.

The spelling of 42011066 in words is "forty-two million, eleven thousand, sixty-six".