42271066 has 8 divisors (see below), whose sum is σ = 63524160. Its totient is φ = 21096348.

The previous prime is 42271063. The next prime is 42271069. The reversal of 42271066 is 66017224.

It is an interprime number because it is at equal distance from previous prime (42271063) and next prime (42271069).

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

It is not an unprimeable number, because it can be changed into a prime (42271063) 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, 18226 + ... + 20413.

It is an arithmetic number, because the mean of its divisors is an integer number (7940520).

Almost surely, 2^42271066 is an apocalyptic number.

42271066 is a deficient number, since it is larger than the sum of its proper divisors (21253094).

42271066 is a wasteful number, since it uses less digits than its factorization.

42271066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39188.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 42271066 is about 6501.6202595968. The cubic root of 42271066 is about 348.3488651505.

The spelling of 42271066 in words is "forty-two million, two hundred seventy-one thousand, sixty-six".