42666675 has 24 divisors (see below), whose sum is σ = 71517744. Its totient is φ = 22440960.

The previous prime is 42666671. The next prime is 42666677. The reversal of 42666675 is 57666624.

It is not a de Polignac number, because 42666675 - 2² = 42666671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42666671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1579 + ... + 9371.

It is an arithmetic number, because the mean of its divisors is an integer number (2979906).

Almost surely, 2^42666675 is an apocalyptic number.

42666675 is a deficient number, since it is larger than the sum of its proper divisors (28851069).

42666675 is a wasteful number, since it uses less digits than its factorization.

42666675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7879 (or 7874 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 42666675 is about 6531.9732853097. The cubic root of 42666675 is about 349.4322086440.

The spelling of 42666675 in words is "forty-two million, six hundred sixty-six thousand, six hundred seventy-five".