42568966 has 16 divisors (see below), whose sum is σ = 69938640. Its totient is φ = 19271680.

The previous prime is 42568963. The next prime is 42568991. The reversal of 42568966 is 66986524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42568963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890 + ... + 9418.

It is an arithmetic number, because the mean of its divisors is an integer number (4371165).

Almost surely, 2^42568966 is an apocalyptic number.

42568966 is a deficient number, since it is larger than the sum of its proper divisors (27369674).

42568966 is a wasteful number, since it uses less digits than its factorization.

42568966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7799.

The product of its digits is 622080, while the sum is 46.

The square root of 42568966 is about 6524.4897118472. The cubic root of 42568966 is about 349.1652651982.

It can be divided in two parts, 42568 and 966, that added together give a palindrome (43534).

The spelling of 42568966 in words is "forty-two million, five hundred sixty-eight thousand, nine hundred sixty-six".