42967066 has 4 divisors (see below), whose sum is σ = 64450602. Its totient is φ = 21483532.

The previous prime is 42967063. The next prime is 42967081. The reversal of 42967066 is 66076924.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 25150225 + 17816841 = 5015^2 + 4221^2 .

It is not an unprimeable number, because it can be changed into a prime (42967063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10741765 + ... + 10741768.

Almost surely, 2^42967066 is an apocalyptic number.

42967066 is a deficient number, since it is larger than the sum of its proper divisors (21483536).

42967066 is a wasteful number, since it uses less digits than its factorization.

42967066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21483535.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 42967066 is about 6554.9268493249. The cubic root of 42967066 is about 350.2503406268.

The spelling of 42967066 in words is "forty-two million, nine hundred sixty-seven thousand, sixty-six".