42107066 has 16 divisors (see below), whose sum is σ = 66083904. Its totient is φ = 20084064.

The previous prime is 42107029. The next prime is 42107111. The reversal of 42107066 is 66070124.

42107066 = T₁₈₀ + T₁₈₁ + ... + T₆₃₆.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20021 + ... + 22023.

It is an arithmetic number, because the mean of its divisors is an integer number (4130244).

Almost surely, 2^42107066 is an apocalyptic number.

42107066 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42107066 is a deficient number, since it is larger than the sum of its proper divisors (23976838).

42107066 is a wasteful number, since it uses less digits than its factorization.

42107066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 42107066 is about 6488.9957620575. The cubic root of 42107066 is about 347.8977823273.

The spelling of 42107066 in words is "forty-two million, one hundred seven thousand, sixty-six".